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This Super Boyer watch band with curved solid end pieces perfectly fits Seiko Prospex SPB185 and SPB187.(Compatible with original SEI 18mm buckle, if you want to install your original SEI clasp, please checks the size of your SEI clasp first.) This item includes one pair of FAT spring bars (Generic SEI Dia. 2.5mm spring bar) to ensure a more secure connection. Pairing with Baton double lock buttoned diver's clasp. Baton Diver Clasp was made of solid 316L stainless steel with extra 4 micro holes for flexible fine tune length adjustment. Baton Diver Clasp is ideal for a watch band with a thickness of approximately 3.5 - 5.0mm. Looking for a well-made and sturdy bracelet to upgrade your Seiko Prospex SPB185 and SPB187, this watch band will be your great choice!

Item number: SS201823B170
Brand Name: Super Boyer
Lug width (mm): 20
Buckle size (mm): 18
Buckle Include: Yes
Buckle type / Buckle Finish: 316L Stainless Steel Solid Double Lock Buttoned Baton Diver Clasp, Brushed
Overall Length (mm): approx. 183
Thickness (mm): 3.2
Spring bar hole dia. (mm): 2.50
Design to fit : Seiko Prospex SPB185 and SPB187
Material: 316L Stainless Steel, all solid links include end links
Color / Finish: Brushed
Max. length (mm): approx. 183
Corresponding Min. length (mm): approx. 113
Net Weight (gram): approx. 76
Lug end style: Curved End
Adjustment type: 8 Screw fixed links & 4 micro holes on clasp

Watch Bands Lookbook demo watches: Seiko Prospex Automatic 1968 Diver Baby Marinemaster SPB185

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