Reference
Omega Seamaster Aqua Terra 150M Automatic 42.2 Railmaster Chronograph / Black Alligator 2812.52.31
The Omega Railmaster 2812.52.31 has a stainless steel case of 42.2mm, which houses the self-winding caliber 3205. It is fitted with a black alligator strap.
| Reference | 2812.52.31 |
|---|---|
| Collection | Railmaster |
| Case diameter | 42.2 mm |
| Case material | Stainless Steel |
| Case shape | Round |
| Case back | Open |
| Lug width | 21.00 mm mm |
| Movement | Omega caliber 3205Hours |
| Water resistance | 150 m |
| Dial colour | Black |
| Indexes | Mixed |
| Hands | Arrow |
| Crystal | Sapphire |
| Year introduced | 2003 |
| Limited edition | Yes |
This is a reference-catalog entry for the Omega Seamaster Aqua Terra 150M Automatic 42.2 Railmaster Chronograph / Black Alligator 2812.52.31. WatchFlow's Watch Library lets a dealer attach a reference like this to a piece of stock in one click, so the brand, reference and specs are filled in automatically instead of retyped — then that record drives listings, invoices and reports. See how it fits the wider watch inventory management workflow.
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