Compare Yema x Silberstein Marine 2 CMM.20 Limited Edition Watch #20.26.20.05.TN.U6 Movement: Yema Micro-Rotor CMM.20 (Self winding with ball bearings rotor) Case: Black DLC Grade 5 Titanium with microblasted finish. 40mm x 11mm thick. 44.50mm lug to lug. Crystal: 2.20 mm double domed sapphire crystal Band: 2 premium FKM rubber straps (black and red burgundy). 20mm. Island Watch Price: $4,425.00 Was: Sale Price $4,425.00