Item Detail Brand Name : Taikonaut Strap Material : Porous Calf Color : Black Stitches : Red Length : 110mm + 95mm Size : Lug 20mm , End 18mm Thickness : 4.5mm - 2.0mm Buckle : 18mm 316L Deployment Buckle Included Designed to fit 20mm Lug Case: : Tag Heuer Seiko