31.30 mm x 25.30 mm plastic, H-shape, digital type, flat crystal, black, Timex® REF 23-327916 fits: 1976 Timex® M-23 Cavatina Models: 516101, 516211
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Timex®. Timex® warranty does not apply to parts supplied by H. & W. Perrin Company Limited.