3135 machine 1700 3235 machine Submariner 18k gold-filled watch 18k gold-filled v2 upgraded version of the Rolex Master series 40mm. The configuration is as follows: 1: The only one on the market that uses i vacuum gold-plated handles to prevent color fading and free replacement 2: The entire watch is made of imported 904I steel 3: Original molded dial, special-grade polished hands: sharp and neat cut surfaces without burrs. 4: Optional movement. Customized cal.3135/3235 paramagnetic blue hairspring movement, high-performance cushioning device, original power reserve time synchronization. All are high-quality products, only born for the ultimate, rolex