High Quality Genetic Aluminium Blue/Red Pepsi Bezel Insert Rolex GMT Master 16750, 16760, 16710, 16700, 16718 Excellent for changing the look of your Rolex GMT or just won’t to keep your expensive bezel save. Dimensions Outer 37.7mm Inner 30.60mm Snap in bezel For sapphire crystal models I have been watch repair business for nearly 15 years, working for some biggest names in the industry from Rolex, Swatch who own Omega, Rado, Longines, Tissot to LVMH who own Tag Heuer, Hublot, Zenith. Pictures part of description welcome to collect Thank you for looking