Strap for Patrimony Moon Phase and Retrograde Date White Gold / 270th Anniversary

The lug width of the Vacheron Constantin Patrimony 4010U/000G-H057 is 22 mm. This measurement should be taken between the two lugs using a millimetre calliper, with the case resting flat on a surface. A tapered strap from 22 mm at the case end to 20 mm at the buckle end is the most proportionally appropriate solution for this reference.

Given the white gold case and the formal character of the Patrimony 4010U/000G-H057, a vegetable-tanned Mississippiensis alligator strap is the premier choice: the belly scale texture, progressive softness and ability to develop a personal patina over time harmonise naturally with the watch's architectural language. Box-calf leather or shell cordovan offer an even more restrained and long-lasting alternative.

The strap on the Vacheron Constantin Patrimony 4010U/000G-H057 is replaced using a fine-tipped springbar tool to compress the spring bars housed in the lug holes without scratching the white gold case. It is advisable to work over a soft cushion and proceed carefully to avoid damage to the polished surfaces. Should you have any doubts, our Casati Milano atelier offers a strap-fitting service by appointment.

Yes: any strap with a standard 22 mm attachment fitted with spring bars is technically compatible with the Vacheron Constantin Patrimony 4010U/000G-H057. Milano Straps offers a curated selection of 22 mm handcrafted straps in alligator, calf leather and shell cordovan, with tapering and thickness calibrated to respect the proportions of a high-horology dress watch.

The lifespan of a leather strap depends on the material, frequency of wear and daily care. A quality vegetable-tanned alligator strap, worn on rotation and protected from excessive moisture, maintains structural and aesthetic integrity for 3 to 5 years of regular use. Shell cordovan, owing to the density of its fibres, can exceed 7 to 10 years. Milano Straps guarantees its straps for 18 months against manufacturing defects.