Omega Sea horse series ocean universe 600 meters 600m coaxial watch 42mm diving watch 232.30.42.21.01.003 wire case local polishing treatment, black matte ceramic bezel electroplating reflective silver Countdown scale, ratchet-type countdown bezel counterclockwise one-way rotation dome sapphire mirror plated anti-glare blue film, sublim black dial, gilded arrow-type pointer design, blue-green two-color night light, minute-point green night light display with the bezel green night light point for diving oxygen countdown, Multi-waterproof screw-in crown, swimming pressure-free, re-engraved 8500 movement (2836 movement change two-way chain automatic pickaxe will not snort empty), steel wire strap, folding double buckle, diameter 42mm thickness 16mm MKS products, diving watch! Shipping is real.