A sports timepiece with a Miami strap brings freshness, dynamism, and youth. Along with the basic design and the spirit of The Gioi Mod, our TGM I 54R not only provides you with a new and wonderful assembling experience but also leverages your style when wearing it. Measurements CASE THICKNESS: 0.47 inch (12mm) - 0.35 inch (9mm) when worn on hand. TOTAL WEIGHT: 0.18 lb (81g) including the strap. LENGTH: tail side - 4.7 inches (120mm), buckle side - 3.94 inches (100mm). WRIST SIZE: from 5.5 inches (140mm) to 8.3 inches (230mm). In case you want to adjust the length of the strap or have any special requests, please reach out to us via email for additional support. Our designs, crafted by the most creative brains, obtain the best quality as other big brands, yet still in the vibe of The Gioi Mod that can never be mistaken. From sports and diving to classic watches, our creations stand for ORIGINALITY, QUALITY, and UNIQUENESS. Specification Table Specification Table Watch Case 42mm 316L Stainless Steel Case SKX STYLE POLISHED - Midnight Black Water Resistant 20ATM Glass Crystal Anti-reflective (AR) Sapphire Double Dome - No Bevel Edge  Case Back Equipped with Sapphire Movement Holder NH (TMI NH Series) Bezel 316L Stainless Steel - Matte Black Color Bezel Insert Ceramic - 1.5 x 1.2 inches (38 x 30.5 mm) | 1.78g Watch Crown Waterproof Screw Down (SKX007 POLISHED COIN) Watch dial Pure aluminum material size 1.12 inches (28.5mm) Hands TMI Stainless Steel with Super Lume  Movement SEIKO Automatic Movement Customized by THE GIOI MOD (Movement by Seiko) Strap Vulcanized Rubber 0.87 inch (22mm) & Buckle 0.79 inch (20mm) | FOR SKX007 STYLE CASES DREY Chapter Ring 316L Stainless Steel with Matte Black Color and Black Marking Completely Assembled includes: Completely Assembled Timepiece TGM Grand Box Strap Removal Tool Cleaning Cloth Warranty Card IMPORTANT NOTE! Both THE WATCHES have been through drop and load-bearing tests. We guarantee that the case will be 100% PROTECTED and ensure ORIGINAL DESIGN when it reaches the final stop.