Some specifications for this reference are on file; the record is incomplete.
Arnold & Son · Instrument
Time Pyramid
Ref. Time Pyramid
currentModernPartially documentedLast reviewed Not yet reviewed
Missing informationCore fields not yet documented for this reference: Case diameter, Caliber, Production, Water resistance, Dial
Overview
- Era
- Modern
- Status
- current
Case
- Case material
- Steel, gold and titanium executions
- Crystal
- Sapphire
- Caseback type
- Exhibition caseback
Dial & Hands
- Dial configuration
- Skeletonised, with the going train arranged vertically so the movement reads as an elevation, twin barrels at the base and the balance at the apex
Movement
- Movement
- Manual winding
- Manufacturer
- La Joux-Perret for Arnold & Son
- Winding
- manual
- Power reserve
- Extended reserve from twin barrels