Brand name: Vacheron Constantin

Product name: Chronograph pocket watch AG900

Case size: 52mm

Case: Open face / silver (SV900)

Time setting method: Pendant set

Mainspring winding method: Crown winding

Dial: porcelain (ceramic)

Specifications: Ref.2671

・Cal.54714

・20 stone movement

・Wind-up mustache

・Bimetal cutting balance

・Swan neck adjustment needle

・Column wheel

・Carrying arm type chrono

Accessories: body only

Warranty period: 3 months

Condition: Overall there are small scratches and small dents due to aging.

The dial is in perfect condition with no cracks.

This watch is more than 100 years old, so it is not sold as a practical item.

It has been overhauled, and the accuracy of the current time grapher is good.

Please consider that accuracy is not guaranteed.

Note: This pocket watch is made by Vacheron Constantin, one of the three major luxury watch manufacturers in the world, along with Patek Philippe and Audemars Piguet. The history, traditions and culture of today's wristwatches are based on the mathematical knowledge and craftsmanship cultivated by watchmakers during the era of pocket watches. This watch is a pocket watch manufactured by Vacheron Constantin at the request of the Corps of Engineers U.S.A.