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Ronda 231
Ligne: 6.75 x 11'''
Jewels: 15
Power Reserve: 50 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1925-
Size: 15.1 x 24.55 mm
Height: 4.2 mm
Hands: 1.23 x 0.80 mm
Base: Rolex 210
The Ronda 231 watch movement is a manual wind mechanical movement that offers a sweep second function. It features a bimetallic screw balance and utilizes a Breguet hairspring. Notably, this movement is identical to the Gruen 835SS and Rolex 210 movements, all of which were manufactured by Aegler. The Ronda 231 movement was introduced in 1925 and has been utilized in watches since then.
The Ronda 231 features the following functions:
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
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Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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