Mechanics 3 min read
The simple science of quartz watches
Learn how a battery, a tiny crystal and a simple circuit work together to keep your quartz watch running with highly reliable accuracy every day.
Swatch · BIG BOLD
Big Bold Biosourced Crushing
Ref. SB05O102
Watch details and strap advice
- Case diameter
- 47 mm
- Case height
- 11.75 mm
- Case material
- Resin / Plastic
- Case shape
- Round
- Water resistance
- 30 m
- Movement
- Quartz
- Dial
- Orange
The Swatch Big Bold Biosourced Crushing Orange takes a 25 mm strap: measure between the lugs and that is the only number you need. With a 47 mm case and 30 m of water resistance, a thicker strap balances the case. Quartz 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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