Caliber 2326/2840 :
(Jaeger-LeCoultre 899 base caliber/Dubois Dépraz module)
diameter= 26.6 mm
height = 6.15 mm
50 jewels
Swiss anchor escapement without index spring
balance with variable moment of inertia
Nivarox balance spring
28,800 vph (4 Hz)
Kif-Elastoy shock absorber
lubrication-free, ball bearing mounted rotor with 21k-gold segment, wound in one direction counter-clockwise gold-coppercadmium coated barrel
approx. 40-hr power reserve
fast date correction