The Nautilus Mod – Blue Open Heart combines a blue open-heart dial showing mechanical movement detail with an open-heart sport-luxury design with visible mechanical detail. It keeps the look premium without making the design feel too loud.
- Case Size: 40mm
- Movement: NH38 Automatic, approximately 41-hour power reserve
- Crystal: Sapphire glass
- Water Resistance: 3 ATM, splash and rain resistant
- Case Material: 316L stainless steel
- Bracelet/Strap: Integrated bracelet
- Lug Width: 20mm
A solid option for anyone who wants a polished mod watch with a clear design identity.


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