![]() ![]() Later models have one-piece casebacks.Ĭorrect early models up to circa 1989 have a 6-eared lobed screw-down crown with Omega logo. The later models have the hippocampus Seamonster logo as seen on most Seamaster models and are flat (auto) or concave (quartz). The earliest models from the first year of production have fairly plain centre backs with no engraving of hippocampus and Seamaster name only. Most casebacks are a two-piece construction with outer retaining ring and centre disc. Gold bezel has gold numbering normally with the champagne dial but seen with steel colour with black dial. Steel bezel has black insert with steel numbering. Steel or solid 18k gold, fully rotating 60-click uni-directional. Midsize version (38mm w/o crown) official size 8.7 x 36 x 41.Full size version (40 mm w/o crown) official size 8.85 x 38.5 x 43.5.Modern replacement hands are luminova and do not decay so further mismatching will occur. Mercedes-style hands are not as popular with Omega collectors (given the Rolex Submariner connection) and many watches will have had them replaced with sword ones when being serviced at Omega over the last 30 years. They are prone to disintegration and degradation at differing rates and matching hands and dials are not easy to find. Steel hands or gold hands depending on bezelĪll dials and hands are originally tritium-lumed and will yellow and age.1987-89 Mercedes style hands on some but not all versions.The position of the date window for quartz and auto models is also different between midsize and full. Auto models showed AUTOMATIC CHRONOMETER on the dial at 6.Quartz models showed PROFESSIONAL on the dial at 6.champagne with black lettering for gold bezel.black with gold lettering for gold bezel. ![]() black in the steel with white lettering.Sm200 Quartz Two Tone with lobed crown and mercedes hands Dial options The quartz versions had date and were marked “PROFESSIONAL” on dial. Cal 1109 (later models) - ETA 2892-A2 based movement marked “AUTOMATIC Chronometer” on the dial.Cal 1111 (earlier models) - ETA 2892-2 based movement marked “AUTOMATIC Chronometer” on the dial.The earlier Omega 1111 suffered from inefficient automatic winding which was improved in the Omega 1109. The automatic came in two variants throughout the years, both ETA 2892 based. Ref # same as with black face but added ref Black. Stainless / 18K gold with gold inlaid bracelet and black face Mid size Auto Ref ST 368.1042 (later 10 for all models).Full size Auto Ref ST 368.1041 (later 10 for all models).Mid size Quartz Ref ST 396.1042 (later 10 for all models).Full size Quartz Ref ST 396.1041 (later 10 for all models).Seamaster 200 mid-size Automatic circa 1990 Stainless steel There is also a ladies version of the model, not covered here. It was made from 1987 to 1995 but essentially superceded by the SM300 on release in 1993. The SM200s only came on integrated bracelet and there is no strap option available for them. The full-size auto in steel with black face and sword-hands is the most prized and hardest to find. It came in a variety of model forms including quartz, steel and two-tone gold, auto, midsize and fullsize, black and champagne dial, and mercedes or sword hands. The forerunner of the current SM300 models, this model was retrospectively named by collectors the Pre-Bond. 2.4 Stainless / 18K with Steel Bracelet.2.3 Stainless / 18K gold with champagne face.2.2 Stainless / 18K gold with gold inlaid bracelet and black face.
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