Dear Buyer, This is a Custom built watch, Handcrafted by professionals in the USA with 100% New and Quality sourced components that are able to survive the abuse of daily wear. Note that this Time piece is built using Hardened Stainless steel, Scratch Resistant Sapphire crystal and none other than an Original Seiko NH35 Automatic Movement(famously known for its Accuracy, and Reliability). *This Watch comes in 36mm and 40mm case variants for the Date Just model. *Note: THIS WATCH CAN BE ASSEMBLED WITH or WITHOUT the MAGNIFYING CYCLOPS CRYSTAL. *If you prefer a plain crystal please make known when ordering. Same with the case back, the case back can also be assembled with a clear back option so you can observe the NH35A movement. Watch Specification: Movement: Seiko Instruments NH35 Automatic Movement Case Material: 316L Stainless Steel Dial Color: Sunburst Silver W/ Roman Numeral indicies Hands: Baton hands w/ a green Lume Watch Glass: Sapphire Crystal with AR-Coating Water Resistance:30m Crown: Screw Down Case Back: Screw Down Strap: Jubilee Bracelet with Solid End links, Polished center links, adjust in clasp Case Dimension: Case diameter: 36mm (without crown) Case length: 45mm (lug to lug) Case thickness: 12.5 mm Lug width 20mm *This watch is splash, rain proof (with the crown fully tightened) but is not designed to be used underwater.