Ratchet Buckle Clasp is an ideal Wetsuit watch band buckle. The ratchet theory extension mechanism is of great importance for both convenience and safety. Super-O Boyer watch bracelet is composed by 3 flat and solid 316L stainless steel units and a curved solid end piece perfectly fit Seiko Sumo SBDC001, SBDC003 & SBDC005 models. Screw-in adjustable details instead of pressure pins. This item includes one pair of FAT spring bar (eg. generic Seiko Dia. 2.5mm spring bar) to ensure a more secure connection. Tapered 20mm lug into 18mm buckle size. Super-O Boyer watch bracelet is a good choice of Seiko replacement watch band for your Sumo SBDC001, SBDC003 & SBDC005 models.
Item number: SS201817B032 Brand Name: Super-O Boyer Lug width: 20mm Buckle size: 18mm Buckle Include: Yes Buckle type/Buckle Finish: 316L Stainless Steel button control Diver Wetsuit Ratchet Buckle/Brushed Overall Length: 190mm Thickness: 4.0mm Spring bar hole dia.: 2.5mm (included) Design to fit: SEIKO Sumo SBDC001, SBDC003, SBDC005, SBDC031 & SBDC033 Material: 316L Stainless Steel, all solid links include end links Color/Finish: Brushed All Available Max. length: 190mm Corresponding Min. length: 110mm Net Weight: 103g Lug end style: Curved End Adjustment type: Screw fixed Links + Ratchet adjust 10mm Remarks: Buckle Ref. CLASP18-017B