Hexad watch bracelet is a striking design first launched in 2016. Each link is composed of 3 massive Chamfer edge solid 316L stainless steel units and a curved solid end piece perfectly fit SEI Samurai SRPB51, SRPB09, SRPB53 and PADI, etc. Hexad is a contemporary version of the traditional O Boyer bracelet, but more thick & sturdy over 100 grams. Considering the comfort and sustainability, it bends smoothly following your wrist. Well-made solid 316L stainless steel links are assembled with screws instead of flimsy pins to keep its solidity and stability. Item also included one pair of FAT spring bars (eg. Generic SEI DIA. 2.5mm spring bars) to ensure the watch band is connected securely with your watch. Accompany by brand new SUB double locks diver's clasp, made from solid 316L stainless steel with extra 6 micro holes for flexible fine tune length adjustment. SUB double locks diver's buckle is ideal for watch band with thickness approximate 4.0 - 5.0mm. Another awesome aftermarket stainless steel watch bracelet for SEI Samurai SRPB51, SRPB09, SRPB53 and PADI models. Today replaces your SEI watch into this unique aftermarket bracelet.Item number: SS221805B066Brand Name: HexadLug width: 22mmBuckle size: 18mmBuckle Include: YesBuckle type / Buckle Finish: 316L Stainless Steel Solid SUB Diver Clasp, with Push Button / BrushedOverall Length: 181Thickness: 4.6mmSpring bar hole dia.: 2.5mm (included)Design to fit : Compatible with Seiko Samurai SRPB09, SRPB49, SRPB51, SRPB53 (exclude PADI**SRPB99), SRPB55, SRPB97, SRPC43, SRPC93, SRPD03, SRPD09, SRPD13, SRPD23, SBDY043, etc. Please note NOT fit King SamuraiMaterial: 316L Stainless Steel, all solid links include end linksColor / Finish: BrushedMax. length: 181Corresponding Min. length : 94Net Weight : 113Lug end style: Curved EndAdjustment type: Screw fixed Link + 6 micro hole type adjustmentRemarks: CLASP18-005BLookbook demo watches: SEI Samurai Prospex Automatic Dive Watch SRPB51