Omega Aqua Terra 150M Co-Axial Master Chronometer Watch - 41 mm Steel Case - Blue Dial - Blue Leather Strap - 220.13.41.21.03.001 B35 With a screw-down crown and

With a screw-down crown and a solid case back

green aventurine glass dial

2 brown and dark gray alligator-skin strap

Water resistant to 1

Omega Aqua Terra 150M Co-Axial Master Chronometer Watch - 41 mm Steel Case - Blue Dial - Blue Leather Strap - 220.13.41.21.03.001 B35 With a screw-down crown and41 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, blue leather strap. Water resistant to 150 m (500 ft).