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SS201805B121

20mm Super-O Boyer Watch Band for Seiko SPB143 63Mas 40.5mm, 316L Stainless Steel Brushed SUB Clasp

  • This Super-O Boyer watch band with a curved solid end pieces perfectly fit Seiko 63Mas - Seiko Prospex SPB143, SPB145, SPB147, SPB149 with Dia. 40.5mm, the interpretations of Seiko's First 62MAS models. Super-O Boyer watch band is a new breakthrough of our O Boyer Collection. Same as O Boyer, this Super-O Boyer composed of 3 flat and solid 316L stainless steel units plus highlighted 3D effect curved solid end pieces. This well-built replacement bracelet was assembled by screw-in adjustable details instead of flimsy pressure pins. Watch band is tapering to 18mm buckle width. (Compatible with original Seiko 18mm buckle, if you want to install your original Seiko clasp, please checks the size of your Seiko clasp first.) This item includes one pair of FAT spring bar (Generic Seiko Dia. 2.0mm spring bar) to ensure a more secure connection. Accompanied 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 band for 63MAS Dia. 40.5, 62MAS-inspired Prospex SPB line 200m models. Today replaces your Seiko watch into this unique aftermarket bracelet.

    Watch Bands Lookbook demo watches by Strapcode: Seiko SPB147 Prospex Diver 62MAS Reissue Black Dial
  • Compatible model list:

    Seiko 63Mas 40.5mm models SPB143, SPB145, SPB147, SPB149, SBDC101, SBDC103, SBDC105, SBDC107

  • Item number: SS201805B121
    Brand Name: Super-O Boyer
    Lug width (mm): 20
    Buckle size (mm): 18
    Buckle Include: Yes
    Buckle type / Buckle Finish: 316L Stainless Steel Solid SUB Diver Clasp with Push Button, Brushed
    Overall Length (mm): approx. 185
    Thickness (mm): 3.4
    Spring bar hole dia. (mm): 2.00
    Material: 316L Stainless Steel, all solid links include end links
    Color / Finish: Brushed
    Max. length (mm): approx. 185
    Corresponding Min. length (mm): approx. 110
    Net Weight (gram): approx. 97
    Lug end style: Curved End
    Adjustment type: 6 Screw fixed links & 6 micro holes on clasp
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