Caliber 1007/BS is a manual-winding movement manufactured by Vacheron Constantin. Introduced in 1953, it is based on the Jaeger-LeCoultre 450 and features hacking, sub-seconds, and 19 jewels. The movement carries both Geneva Seal and COSC chronometer certification. It powered the Chronometer Royal and has been discontinued.
Last updated 8 Jul 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Jewel Count
19 jewels
Display Type
Analog
Winding
Manual
FEATURES
Hacking SecondsSmall Seconds
QUICK FACTS
BRAND
TYPE
Manual WindingSTATUS
DiscontinuedMANUFACTURE
ÉbaucheLAUNCH YEAR
1953BASED ON
Jaeger-LeCoultre 450CALIBER FAMILY
10xxALSO KNOWN AS
cal. 1007/bsk 1007/bs
FOR WATCH DEALERS
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