Three-body, polished, inclined bezel, lapidated lugs, transparent case back with 6 screws, sapphire crystals. Multi-color cloisonné enamel depicting three sailing vessels, off-center matte silver dial with painted radial Roman numerals, outer minute track, center seconds with outer seconds track. Luminous steel modern hands. Cal. 6103, rhodium-plated, 30 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring.