Exhibit 99.3

                         Rule 30a-2(b) CERTIFICATION

      Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
(subsections (a) and (b) of section 1350, chapter 63 of title 18, United
States Code), each of the undersigned officers of Castle Convertible Fund,
Inc., do hereby certify, to such officer's knowledge, that:

(1) The annual report on Form N-CSR of the Registrant for the fiscal year
ended October 31, 2003 (the "Form N-CSR") fully complies with the
requirements of Section 13(a) or 15(d) of the Securities Exchange Act of
1934; and

(2) the information contained in the Form N-CSR fairly presents, in all
material respects, the financial condition and results of operations of the
Registrant.

Dated: December 16, 2003

/s/ Dan C. Chung
- -----------------------------------
Dan C. Chung
President
Castle Convertible Fund, Inc.

Dated: December 16, 2003

/s/ Frederick A. Blum
- -----------------------------------
Frederick A. Blum
Treasurer
Castle Convertible Fund, Inc.

This certification is being furnished solely pursuant to 18 U.S.C. ss. 1350
and is not being filed as part of the Report or as a separate disclosure
document.