Manufacturer details checked
Harry Winston
Harry Winston OPUMHM55WW001
Opus 14 W1 OPUMHM55WW001
- Manufacturer reference
- OPUMHM55WW001
- Case Material
- 18K white gold
- Case Dimensions
- 54.7 mm
- Case Thickness
- 21.9 mm
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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 reference
- OPUMHM55WW001
- Case Material
- 18K white gold
- Case Dimensions
- 54.7 mm
- Case Thickness
- 21.9 mm
- Case Caseback
- open, sapphire crystal
- Case Water-resistance (bar)
- 3
- Movement Type
- manual
- Movement Caliber
- HW4601
- Movement Functions
- home time by disc retrograde minutes animation power reserve by disc movement power reserve by disc calendar by disc (on demand) GMT by disc (on demand) HW aesthetic disc (on demand)
- Dial Composition
- sapphire crystal cut from a single block sapphire vinyl-style finishes luminescent home time hours
- Band Material
- black alligator leather
- Band Buckle
- 18K white gold
- General Limited edition
- 50
Checked 2026-09-27 · 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
- Harry Winston
- Reference token
- OPUMHM55WW001
- Collection candidate
- Histoire De Tourbillon And Opus
- 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: harry-winston-en-official-watch-sitemap-20260920 · Manufacturer details checked; editorial publication pending.
More from Histoire De Tourbillon And Opus
These are discovery candidates, not verified alternatives or product variants.