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Omega Speedmaster watch strap guide
One black dial, four different directions. Explore suede, nylon, rubber and woven straps, starting with the 20 mm lugs of a specific Moonwatch reference.
Blancpain · Villeret
Villeret Équation du Temps Marchante
Ref. 6638343155B
Watch details and strap advice
- Case diameter
- 42 mm
- Case height
- 11.5 mm
- Case material
- Platinum
- Case shape
- Round
- Water resistance
- 30 m
- Movement
- Solar
- Caliber
- 3863
- Dial
- White
The Blancpain Villeret Équation du Temps Marchante Platinum takes a 23 mm strap: measure between the lugs and that is the only number you need. With a 42 mm case and 30 m of water resistance, a thicker strap balances the case. Solar movement. Most straps here come with quick-release spring bars, so the swap takes a minute and no tool.
Read before you choose
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Choosing a NATO strap or a two-piece strap
Learn how NATO and two-piece straps attach to your watch, affect wrist height, and provide security so you can choose the right style.
Tutorial 6 min read
How to change a watch strap
Identify the attachment, release the correct part and check that both tips are seated. Illustrated instructions for quick-release bars, conventional bars and nylon pass-through straps.