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 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. 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: SS201817B055 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 (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: 190mm Corresponding Min. length: 120mm Net Weight: 104g Lug end style: Curved End Adjustment type: Screw fixed Links + Ratchet adjust 10mm
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:
At Strapcode, we are committed to providing a smooth and hassle-free international shipping experience for our customers, we partner with reliable shipping services, including FedEx and other reputable carriers, for express delivery of your orders overseas.
Check Your Shipping Rate
Simply click HERE to get a preliminary idea of the shipping rate based on your location.
Free Shipping Option
To determine if your order qualifies for free shipping, please refer to our detailed shipping policy HERE, to take advantage of this cost-saving opportunity of having your items delivered to your doorstep.
Final Shipping Cost
Please note that the final shipping cost will be calculated and displayed during the checkout process before making a payment.