Steel case coated with 18k yellow gold (0.1 micron) Dimensions: 26.1 x 20 x 7.6 mm Black-lacquered dial Steel crown coated with 18k yellow gold (0.1 micron) with onyx cabochon Steel chain bracelet coated with 18k yellow gold (0.1 micron) interwoven with black leather strap Clasp with cover High precision quartz movement Water resistance 30m Hours, minutes