Gruen UV 390 (Ultra-Verythin)
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16”’ | Hand Wind | Swiss Lever | Small Seconds
- Listing ID: 1319
- Manufacturer / Brand: Gruen
- Caliber: UV 390 (Ultra-Verythin)
- Size in French Lignes: 16''', Height 3.55 mm
- Size range mm largest diameter: 31 - 40 mm
- Shape: Round
- Winding: Manual (Crown)
- Hands Setting: Crown
- Seconds Hand: Small seconds
- Escapement: Lever (Swiss, English, Glashütte)
- Date, Day, Month...: None
- Jewels: 17
- Setting Lever Screw/Pin Position: Right
- Balance Position: Right (0 - 120°)
- Shock Protection: None
- Beats per hour: 18,000
- Balance Type: Bimetallic screw balance with Breguet hairspring
- Power Reserve: Unknown
- Production Period: Unknown
- Identification: Plate marked UV. Listed in the 1950 Paulson as Gruen UV 390 and in the 1961 BestFit #111 catalog as Gruen 390.
- External Link: http://Plate%20marked%20UV.%20Listed%20in%20the%201950%20Paulson%20as%20Gruen%20UV%20390%20and%20in%20the%201961%20BestFit%20#111%20catalog%20as%20Gruen%20390.
- Country: U. S. A. / Switzerland
- Contributor ©: Uhrforum.de member JackDaniels83
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