Calibre 3612 38 jewels black dial applied pink gold baton numerals luminous lozenge-shaped hands red-tipped split seconds hands eccentric aperture for date three engine-turned sunk subdials for small seconds on two arched 30 second scales with two skeletonized hands 30 minutes and 12 hours registers 18k pink gold case with stepped fluted lugs transparent screw down case back three round chronograph buttons in the band 18k pink gold Omega deployant clasp case dial and movement signed