The Black Bay GMT Opaline Watch by TUDOR from the Black Bay collection. Paired with a stainless steel bracelet, this watch features an automatic (self-winding) movement with center seconds, date, and gmt complications. This watch has 200 meters water resistance.

• Ref. M79830RB-0010
• 41mm Case Size
• Stainless Steel Case
• 200 meters Water Resistance
• Stainless Steel Strap
• 200 meters Water Resistance
• Solid Caseback
• COSC Certified

Questions & Help
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Delivery:
Most watches deliver within 3 weeks. If a model is no longer available we will help you select a new one. Packages are delivered Tuesday through Friday, signature required. Before your items ships your delivery date will be shared and confirmed for any changes.

Fitment:
Concerned about fitment? We're happy to help you size a bracelet before it ships. Find your wrist size by following this Size Guide.

Exchanges:
If you need to make a model or sizing change you have 30 days from receipt to request an exchange.