110th Auction
2024/5/18
Lot 98
OmegaChronotachymetre Cadran Breveté S.G.D.G.
A rare gold pocket watch with chronograph and polychrome S.G.D.G. dial and tachy scale
Sold
estimated
1.900—2.500 €
Price realized
1.600 €
specific features
Case
18 K gold, pusher for chronograph via crown.
Dial
Enamel, 30 min. counter, concentric tachy scale.
Movement
4/5 plate movement, club-tooth lever escapement, screw compensation balance.
Case no.7592113
Cal.39 CHRO
Diam.50 mm
Circa1934
Ctry.Switzerland
Wt.87 g
The S.G.D.G. tachymeter dial allows the measuring of any speed between 10.5 and 240 units without the help of calculations.
The 30-minute counter starting with 5 individual minute segments in different colours to indicate which colour will show the speed on the spiral tachymeter scale.
Source: Marco Richon "Omega", 2007, p. 520-523