2915-2, Speedmaster, Steel MilSub and engineer of that Mercedes

and engineer of that Mercedes door Blümlein intended

The setting is flawless

often Eastern countries

and unusual creation which aligns well with Vacheron Constantin's storied history of alternative time displays

This is the one-generation refined version of the 5395 which added leap year indication and sunken subdials

2915-2, Speedmaster, Steel MilSub and engineer of that MercedesA ref. 2915 Speedmaster, the first of all Speedmaster references made from only 1957 until 1959. The 2915 features a 38. 5mm straight lug case, highly legible dial with broad arrow handset, and calibre 321. It was also the first chronograph ever with a tachymetre on an external bezel. This is a 2915 2 from the middle of production, featuring the highly desirable steel base 1000 bezel which is original to the watch. Its dial features the characteristic