Omega Aqua Terra 150M Co-Axial Master Chronometer Watch - 41 mm Steel Case - Blue Dial - Brushed And Polished Steel Bracelet - 220.10.41.21.03.001 Gold and leather strap with 18K

and leather strap with 18K white gold deployable clasp

domed bezel

unidirectional rotating grey silicon nitride ceramic bezel with orange rubber and Liquidmetal diving scale

Oyster 20mm bracelet

Omega Aqua Terra 150M Co-Axial Master Chronometer Watch - 41 mm Steel Case - Blue Dial - Brushed And Polished Steel Bracelet - 220.10.41.21.03.001 Gold and leather strap with 18K41 mm stainless steel case, transparent back, screw in crown, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, sun brushed blue dial with a horizontal teak pattern, caliber 8900 self winding Co Axial master chronometer movement with date function, approximately 60 hours of power reserve, brushed and polished stainless steel bracelet. Water resistant to 150 m (500 ft).