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Return To ShopThe Cupillard 233D mechanical watch movement, which was produced in a quantity of 391,000 units in 1940, features a bimetallic screw balance and a Breguet hairspring. It was the first Omega calibre to incorporate the Incabloc shock protection system. This movement is manually wound and includes a sub-second function. It was utilized in timepieces during the period around 1939.
The Cupillard 233D features the following functions:
Dimensions | GR Reference # | End Type | Buy |
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1.65 x 0.100 x 315 x 9.5 mm | Manual | Buy mainspring | |
1.60 x 0.095 x 340 x 9.5 mm | GR4478 | Manual | Buy mainspring |
Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
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