omega tresor 2897 yg silver dial cal 491 British Military clearly shows that it is

clearly shows that it is a watch with a special position within IWC

This Calendar Auto Orient is not waterproof to 150m

Protected by a soft-iron inner case

It is a late model with a hack function

Guarantee Card

omega tresor 2897 yg silver dial cal 491 British Military clearly shows that it isSpecifications BrandOmegaModelRoundReference2897 (2898 S. C)Year1958Serial16xxxxxxMovementAutomatic Cal. 491Case 34mmMaterial18K Yellow GoldBraceletDark Brown Leather StrapBracelet LengthApprox 18cmIncludesWatch OnlyNotesThe watch has been completely serviced by our watchmaker recentlyThe plexi crystal has been replaced with general parts in the serviceWarranty1 year Mechanical Warranty by usShippingGlobal shipping via FedEx International Priority