Full details below taken from Uncle Straps Website
When I released the various options for the Omega Speedmaster, some of my nephews began to make a slight modification to theirs to wear it on their Seamasters. This was such a popular request that I wanted to let others know about the compatibility.
Compatibility
Designed to fit: 20mm Omega Speedmaster, Seamaster 300m with modification
What’s included
One bracelet, one pair of end-links (without modification), one pair of spring bars.
Specs
- Lug width to Clasp: 20mm / 18mm
- Length (mm) : 185mm (including end-links)
- Min length after adjusted : 120mm
- Clasp : Milled 316L Stainless Steel 18mm Double Flip-Lock Diver Clasp
- Thickness (mm) : 3.8mm
- Net Weight (gram) : 80grams
- Finish: Brushed metal/Polished sides
- Spring bar diameter: 2.5mm
- Lug end style : Standard (Hollow) Curved End
- Adjustment type : 6 removable links– pin type adjustment (all links are removable)
- Material : 316L Stainless Steel, all solid links (hollow end links)
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Wondering if this product will work with your watch? I do my best to outline compatibility details here so you can ensure a good match.
For bracelets, some of the compatible models listed are submitted from my customers, and therefore I can’t guarantee the fit will be perfect.
Occasionally these matches require some light modifications to fit correctly. I’ve outlined these steps over on the Bracelet Mods, Tips & Tricks page.