Exhibit 99.57

                       GE CAPITAL MORTGAGE SERVICES, INC.
                             SERVICER'S CERTIFICATE
                                 December, 1998
           Series 1998-19, REMIC Multi-Class Pass-Through Certificates

Pursuant to the Pooling and Servicing Agreement dated as of October 1, 1998 (the
"Agreement")  between GE Capital  Mortgage  Services,  Inc. (the  "Company") and
State Street Bank (the "Trustee"), governing the Certificates referred to above,
the Company hereby certifies to the Trustee:

With respect to the Agreement and as of the Determination Date for this month:

A.   Mortgage Loan Information:

 1.     Aggregate scheduled Monthly Payments:
        (a)    Principal                                       $     293,413.17
                                                                  --------------
        (b)    Interest                                        $   2,220,476.28
                                                                  --------------
        (c)    Total                                           $   2,513,889.45
                                                                  --------------

 2.     Aggregate scheduled Monthly Payments received this month:
        (a)    Principal                                       $     244,612.12
                                                                  --------------
        (b)    Interest                                        $   1,849,761.65
                                                                  --------------
        (c)    Total                                           $   2,094,373.77
                                                                  --------------

 3.     Aggregate Monthly Advances this month:
        (a)    Principal                                       $      48,801.05
                                                                  --------------
        (b)    Interest                                        $     370,714.63
                                                                  --------------
        (c)    Total                                           $     419,515.68
                                                                  --------------

 4.     Aggregate Principal Prepayments in part received in the
         applicable Prepayment Period:
        (a)    Principal                                       $      55,084.90
                                                                  --------------

 5.     Aggregate Principal Prepayments in full received in the applicable
        Prepayment Period:
        (a)    Principal                                       $   5,152,767.63
                                                                  --------------
        (b)    Interest                                        $      29,253.67
                                                                  --------------
        (c)    Total                                           $   5,182,021.30
                                                                  --------------

 6.     Aggregate Insurance Proceeds received:
        (a)    Principal                                       $           0.00
                                                                  --------------
        (b)    Interest                                        $           0.00
                                                                  --------------
        (c)    Total                                           $           0.00
                                                                  --------------

 7.     Aggregate Liquidation Proceeds received:
        (a)    Principal                                       $           0.00
                                                                  --------------
        (b)    Interest                                        $           0.00
                                                                  --------------
        (c)    Total                                           $           0.00
                                                                  --------------

 8.     Aggregate Deficient Valuations with respect to the Mortgage
        Loans during the prior month:                          $           0.00
                                                                  --------------

 9.     Aggregate Debt Service Reductions with respect to the Mortgage Loans 
        during the prior month:                                $           0.00
                                                                  --------------

 10.    Aggregate Purchase Prices for Defaulted Mortgage Loans:
        (a)    Principal                                       $           0.00
                                                                 ---------------
        (b)    Interest                                        $           0.00
                                                                 ---------------
        (c)    Total                                           $           0.00
                                                                 ---------------

 11.    Aggregate Purchase Prices for Defective Mortgage Loans:
        (a)    Principal                                       $           0.00
                                                                 ---------------
        (b)    Interest                                        $           0.00
                                                                 ---------------
        (c)    Total                                           $           0.00
                                                                 ---------------

12.     Pool Scheduled Principal Balance:                      $ 366,260,604.30
                                                                 ---------------

13.     Available Funds:                                       $   7,514,611.42
                                                                 ---------------

14.     Realized Losses for prior month:                       $           0.00
                                                                 ---------------

15.     Aggregate Realized Losses
           (a)   Aggregate Realized Losses:          $                     0.00
                                                        ------------------------
           (b)   Deficient Valuations:               $                     0.00
                                                        ------------------------
           (c)   Debt Service Reductions:            $                     0.00
                                                        ------------------------
           (d)   Bankruptcy Losses:                  $                     0.00
                                                        ------------------------
           (e)   Special Hazard Losses:              $                     0.00
                                                        ------------------------
           (f)   Fraud Losses:                       $                     0.00
                                                        ------------------------
           (g)   Excess Bankruptcy Losses:           $                     0.00
                                                        ------------------------
           (h)   Excess Special Hazard Losses:       $                     0.00
                                                        ------------------------
           (i)   Excess Fraud Losses:                $                     0.00
                                                        ------------------------

16.      Non-Credit Losses:                                     $          0.00
                                                                   -------------

17.      Compensating Interest Payment:                         $      5,293.70
                                                                   -------------

18.      Total interest payments:                               $  2,013,345.73
                                                                   -------------

19. Interest
                              Unpaid Class
      Accrued Certificate  Interest Shortfalls     Interest
Class      Interest                                 Payable        Pay-out Rate
- -----      --------        -------------------      -------        ------------
R     $             0.00   $              0.00   $        0.00    % 0.000000000
PO    $             0.00   $              0.00   $        0.00    % 0.000000000
A1    $       679,632.95   $              0.00   $  679,632.95    % 6.500000008
A2    $       803,975.44   $              0.00   $  803,975.44    % 6.500000012
A3    $        80,740.83   $              0.00   $   80,740.83    % 6.499999732
A4    $         5,416.67   $              0.00   $    5,416.67    % 6.500004000
A5    $         5,416.67   $              0.00   $    5,416.67    % 6.500004000
A6    $        39,278.36   $              0.00   $   39,278.36    % 7.000000149
A7    $         5,357.99   $              0.00   $    5,357.99    % 6.500004696
A8    $        27,083.33   $              0.00   $   27,083.33    % 6.499999200
A9    $        10,892.01   $              0.00   $        0.00    % 6.499997690
A10   $        55,406.43   $              0.00   $   55,406.43    % 6.319530386
A11   $        14,733.50   $              0.00   $   14,733.50    % 6.001676241
A12   $       203,910.42   $              0.00   $  203,910.42    % 6.500000106
M     $        30,558.52   $              0.00   $   30,558.52    % 6.499999451
B1    $        15,284.67   $              0.00   $   15,284.67    % 6.499998435
B2    $        10,186.17   $              0.00   $   10,186.17    % 6.499997312
B3    $        13,244.19   $              0.00   $   13,244.19    % 6.499999311
B4    $         6,110.62   $              0.00   $    6,110.62    % 6.499997819
B5    $         6,116.96   $              0.00   $    6,116.96    % 6.499995471

20.      Principal Distribution Amount:                       $    5,501,265.69
                                                                 ---------------

21.     Principal Distribution Amount per Certificate:
 
                                 Principal Distribution     Accrual Amount
                                 ----------------------     --------------
        Class R                  $               0.00       $         0.00
        Class PO                 $              70.62       $         0.00
        Class A1                 $       2,762,576.05       $         0.00
        Class A2                 $       2,726,744.01       $         0.00
        Class A3                 $               0.00       $         0.00
        Class A4                 $               0.00       $         0.00
        Class A5                 $               0.00       $         0.00
        Class A6                 $               0.00       $         0.00
        Class A7                 $          10,892.01       $         0.00
        Class A8                 $               0.00       $         0.00
        Class A9                 $               0.00       $    10,892.01
        Class A10                $               0.00       $         0.00
        Class A11                $               0.00       $         0.00
        Class A12                $               0.00       $         0.00
        Class SUP                $               0.00       $         0.00
        Class M                  $           4,452.49       $         0.00
        Class B1                 $           2,227.03       $         0.00
        Class B2                 $           1,484.16       $         0.00
        Class B3                 $           1,929.73       $         0.00
        Class B4                 $             890.34       $         0.00
        Class B5                 $             891.26       $         0.00
 
22.     Additional distributions to the Class R Certificate pursuant to the 
        Agreement:                                          $              0.00
                                                               -----------------

23.     Additional distributions to the Class RL Certificate pursuant to the 
        Agreement:                                          $              0.00
                                                               -----------------

24.     Subordinate Certificate Writedown Amount:           $              0.00
                                                               -----------------

                                                        Accumulative
                Class       Supported Shortfall     Supported Shortfall
                  B1        $              0.00     $              0.00
                  B2        $              0.00     $              0.00
                  B3        $              0.00     $              0.00
                  B4        $              0.00     $              0.00
                  B5        $              0.00     $              0.00
 
25.     Unanticipated Recoveries:                           $              0.00
                                                               -----------------

26.  The  Certificate  Interest Rate  applicable to the Interest  Accrual Period
     relating  to  such  Distribution  Date  applicable  to any  floating  index
     certificate.
 
                Class                  Certificate Interest
                                              Rates
         Class  A10                %              6.31953039
         Class  A11                %              6.00167624

B.   Other Amounts for such Distribution Date:

1.      Prepayment Distribution
        Triggers satisfied:
                        Yes         No 
         Class-B1        X
         Class-B2        X
         Class-B3        X
         Class-B4        X
         Class-B5        X
 
 2.     Base Servicing Fee amount:                              $     72,134.41
                                                                     -----------

 3.     Supplemental Servicing Fee amount:                      $    160,551.50
                                                                     -----------

 4.     Credit Losses for prior month:                          $          0.00
                                                                     -----------
                                                  Category  Category  Category
                                                      A         B         C
 5.     Senior Percentage:            % 95.951955    N/A       N/A       N/A
                                       -----------   ----    ------    ------

 6.     Group I Senior Percentage:
                                      %       N/A    N/A       N/A       N/A
                                       -----------   ----    ------    ------

 7.     Group II Senior Percentage:
                                      %       N/A    N/A       N/A       N/A
                                       -----------   ----    ------    ------

 8.     Senior Prepayment Percentage:
                                      %100.000000    N/A       N/A       N/A
                                       -----------   ----    ------    ------

 9.     Group I Senior Prepayment
        Percentage:                   %       N/A    N/A       N/A       N/A
                                       -----------   ----    ------    ------

 10.    Group II Senior Prepayment
        Percentage:                   %       N/A    N/A       N/A       N/A
                                       -----------   ----    ------    ------

 11.    Junior Percentage:            %  4.048045
                                       -----------

 12.    Junior Prepayment Percentage:
                                      %  0.000000
                                       -----------

Capitalized  terms used in this  Certificate  shall have the same meanings as in
the Agreement.

                                            GE CAPITAL MORTGAGE SERVICES, INC.

                                            By:  /s/ Tim Neer              
                                            -------------------------------
                                            Name:    Tim Neer
                                            Title:   Vice President
                                                     Investor Operations