Vacheron Constantin is a watch brand founded in 1755 in Geneva, Switzerland. It is considered to be the oldest watch brand in the world that has continued uninterrupted since its inception.

This watch Ref.91001 is part of the Historiques collection in 1990s.

The recutangular case is made of 18K yellow gold.

It has 26mm width and 31mm length.

From the front, the design appears flat, but when viewed from the side, the overall impression is rounded and soft.

The dial is a white dial with guilloche engraving around the inner edge, like a wave pattern, under which the small seconds are located.

The movement is hand wind Cal.1017.

Based on Jaeger-LeCoultre Cal.822.

Cal.822 is a very reliable caliber that is part of Reverso and is also used in current models.