Manufacturer details checked
Tudor
Tudor m79640-0001
Black Bay One m79640-0001
- Manufacturer SKU
- m79640-0001
- Case
- 36mm steel case with polished and satin finish Lugs: 19mm lug width Case thickness: 10.5mm
- Waterproofness
- Waterproof to 100m (330 ft)
- Bezel
- Stainless steel bezel with polished and satin finish
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Specifications checked against the linked manufacturer page. The image source and display method are identified with the illustration.
Manufacturer specifications checked for this reference
These specifications were checked against the manufacturer page for this exact reference.
- Manufacturer SKU
- m79640-0001
- Case
- 36mm steel case with polished and satin finish Lugs: 19mm lug width Case thickness: 10.5mm
- Waterproofness
- Waterproof to 100m (330 ft)
- Bezel
- Stainless steel bezel with polished and satin finish
- Dial
- Anthracite
- Crystal
- Flat sapphire crystal
- Movement
- Manufacture Calibre MT5400 (COSC) Self-winding mechanical movement with bidirectional rotor system
- Power Reserve
- Power reserve of approximately 70 hours
- Winding Crown
- Screw-down crown with the TUDOR rose in relief
- Bracelet
- Stainless steel bracelet, polished and satin finish, with TUDOR “T-fit” folding clasp and safety catch
Checked 2026-09-29 · Regional scope: manufacturer Europe · Manufacturer specifications; individual watches may vary.
Original manufacturer wording is retained for source data without a reviewed translation.
Recorded discovery details.
- Brand
- Tudor
- Reference token
- m79640-0001
- Collection candidate
- Black Bay One
- Family candidate
- Not established
- Product type
- Watch candidate
Official discovery source
The exact token was retained from a stored official manufacturer URL or feed. The source supports discovery, but does not by itself verify every model detail.
Open official manufacturer page ↗Source record: tudor-official-current-catalog-20260919 · Manufacturer details checked; editorial publication pending.
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These are discovery candidates, not verified alternatives or product variants.