Dark Blue Full Grain Crocodile Leather Strap For Omega CK 859 Watch - 7.5" Wrist - 20mm Watch Lug Width - 20mm Buckle Width - Quick release https://vgreenco.com/collections/leather-straps/products/full-grain-crocodile-leather-dark-blue Fitting another Omega? Our Omega watch straps page lists lug widths across the range, so you can check yours before you order.