Super-O Boyer watch bracelet is composed of 3 flat and solid 316L stainless steel units and a curved solid end piece perfectly fit SEI MM300 Prospex Marinemaster SBDX001/SBDX003/SBDX005/SBDX017 models. Screw-in adjustable details instead of pressure pins. This item includes one pair of FAT spring bar (eg. generic SEI Dia. 2.5mm spring bar) to ensure a more secure connection. Tapered 20mm lug into 18mm buckle size. Accompanied with 2015 new released V-Clasp double lock buttoned diver's clasp. V-Clasp was made from solid 316L stainless steel with extra 6 micro holes for flexible fine tune length adjustment. Featured in V shape safety lock, streamlined form & chamfer edged design to giving a more massive look. Chamfer double locks diver's buckle is ideal for watch band with thickness approximate 4.0 - 5.0mm. Super-O Boyer watch bracelet is a good choice of SEI replacement watch band for your MM300 Prospex Marinemaster SBDX001/SBDX003/SBDX005/SBDX017 models.
Watch Bands Lookbook demo watches by Strapcode : SEI Prospex Marinemaster MM300 Diver Automatic SBDX017
All compatible model numbers:
Seiko Prospex Marinemaster 300m
Item number: SS201820B055 Brand Name: Super-O Boyer Lug width: 20mm Buckle size: 18mm Buckle Include: Yes Buckle type/Buckle Finish: Brushed 316L stainless steel, V-Clasp double lock buttoned diver clasp Overall Length: 185mm Thickness (mm): 3.2 Spring bar hole dia.: 2.5mm (included) Material: 316L Stainless Steel, all solid links include end links Color/Finish: Brushed Max. length: 185mm Corresponding Min. length: 110mm Net Weight: 94g Lug end style: Curved End Adjustment type: Screw fixed Links adjustment + 6 micro hole type adjustment
Remarks: All Pictures shown are for illustration purpose only. Actual product may vary due to product enhancement such as colors and logos.
We recommend using a 1.8mm slotted blade screwdriver for sizing this watch band:
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