Super-O Boyer watch bracelet is a new breakthrough of our Super-O Boyer Collection. Same as Super-O Boyer, this Super-O Boyer composed of 3 flat and solid 316L stainless steel units plus highlighted 3D effect curved solid end piece which is a perfect fit for your Seiko Scuba Diver SKX007, SKX009 & SKX011 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 from 22mm lug into 18mm buckle size (compatible with original Seiko 18mm buckle, if you want to install your original Seiko clasp, please check the size of your Seiko clasp first). Accompanied with our signature Ratchet Buckle Clasp which 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 one of the awesome replacement watch bracelet tailor made for Seiko Diver SKX007, SKX009 & SKX011.