Watch Database
Arogno 121
Ligne: 8.75'''
Jewels: 10
Power Reserve: 34 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1925
Diameter: 19.4 mm
Height: 3.4 mm
Hands: 1.20 x 0.60 mm
The Arogno 121 watch movement features a cylinder escapement and a stem mechanism modification similar to the Venus 65. However, specific differences between the Arogno 121 and other models such as the 65, 67, 69, 76, 85, and 87 are unknown. The movement offers manual winding functionality and was used approximately around 1925.
The Arogno 121 features the following functions:
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.080 x 245 x 7.5 mm | Manual | Buy mainspring |
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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