Certina – DS-2 Chronolympic Chronograph – Caliber 726 – 43mm – Ref. 8501800

Extra details;
Model DS-2 Chronolympics
Movement manual modified caliber Valjoux 726 (signed)
Case size 43 mm (without the watch crown)
Case thickness 15 mm
Material Stainless Steel
Caliber Valjoux 726 *holy grill caliber*
Condition very good considering age 1973

Base caliber information;
BRAND: Valjoux
FAMILY: Valjoux 23/72 Family
HEIGHT: 6.95 mm
JEWELS: 17
RESERVE: 46 hours
FREQUENCY: 21,600 A/h
WINDING: Hand-winding
DIAMETER: 29.50 mm (13 ligne)
COMPLICATIONS: 9-Column Chronograph, Chronograph, Column-Wheel Chronograph HANDS: 12 Hour Chronograph Hand at 6:00, 30 Minute Chronograph Hand at 3:00, Central 60 Second Chronograph Hand, Central Hour Hand, Central Minute Hand, Small Seconds Hand at 9:00

Ref. 8501800 (three register chronograph)

Included with the delivery;
Certification official replacement value