1920s 9ct rose gold cushion vintage Rolex watch

A 9ct rose gold cushion vintage Rolex watch. The case measures 30 x 30 mm (excluding lugs). The case is signed Rolex , 7 Worlds Records, Gold Medal, Geneva-Suisse, and numbered 2148. The movement is signed Rolex with 15 Rubies. The silvered ‘engine-turned’ sunburst dial has black Arabic numerals with a subsidiary seconds dial. The dial is signed Rolex above the centre.