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IWC 8541
19,800 BPH 21JL SS AUTO CALD INCA (771=1.09 X .12 X 13")
Ligne: 12.5'''
Jewels: 21/23/25
Lift Angle: 48°
Power Reserve: 44 hrs
Frequency: 19800 vph
Type: Automatic
Period used: ~1967
Diameter: 28 mm
Height: 5.9 mm
Hands: 1.40 x 0.80 mm
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.10 x 0.120 x 10.5 mm | Auto | BuyBuy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More |
Parts Listing
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| BARREL | 182/IWC 8541 | 182/IWC 8541 | BuyBuy part |
| CANNON PINION, CALENDAR | A/2010 | 852122/IWC 85 | BuyBuy part |
| SET SPRING | 440/258 | BuyBuy part | |
| STEM | 401/1345 | 401/1345 | BuyBuy part |
| STEM, TWO-PIECE (BOTH) | 360/215 | 360/215 | BuyBuy part |
| SWEEP SECOND FRICTION SPRING | 471/52 | 471/52 | BuyBuy part |
| SWEEP SECOND PINION, HT 5.38 | 275/343 | 275/343 | BuyBuy part |
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