1957 VACHERON & CONSTANTIN Ref. 6100 18K Gold Ultra-Slim Evening Watch 12303 running well on 17 jewels

running well on 17 jewels with sweep seconds and is considered by many the best made Swiss manual wind caliber since middle 20th century

It is cased in a 'Keystone' yellow gold case with a near mint original curved acrylic crystal and a good crown

The dial was professionally restored in the past with the correct tone and print

This watch is in great all original condition

This collectible GRUEN watch measures 24mm side to side (excluding crown) and 36mm from top lug to bottom lug and despite being designed for men

1957 VACHERON & CONSTANTIN Ref. 6100 18K Gold Ultra-Slim Evening Watch 12303 running well on 17 jewelsempressissi is pleased to offer this rare, fantastic ultra slim evening watch for men by the fine Swiss maker VACHERON&CONSTANTIN known as Reference 6100 in all original very well preserved condition from the mid 50s. This fantastic luxurious watch is all original and is ready to wear! The watch houses a legendary VC 1003 manual wind movement which is based on a Frederic Piguet caliber 21, running on 17 jewels. This movement is known was known for