Rolex
Date 115234-0009— lug 19mm

The Rolex Date ref. 115234-0009 has a lug width of 19 mm. This measurement refers to the internal distance between the lugs of the case and is the key parameter when selecting a compatible strap. It is advisable to verify this dimension with a calliper before purchasing any aftermarket strap.

For the two-tone white gold and steel configuration of the ref. 115234-0009, alligator straps with a regular grain — in grey, midnight blue or bordeaux — are the most coherent choice with the watch's formal register. Shell cordovan at vegetable tannage offers a characterful alternative, whilst a nylon NATO strap suits a more sporting context. The 19 mm lug width provides ample choice within the quality aftermarket.

To replace the strap on the Rolex Date 115234-0009, the spring bars connecting the original bracelet to the lugs must be removed. A spring bar tool is inserted into the lateral slot of the lug to compress and release the bar. Care must be taken to avoid scratching the case. Once the bracelet is removed, the new 19 mm strap is fitted with the appropriate spring bars.

Yes: any strap with a lug width of 19 mm is technically compatible with the Rolex Date 115234-0009. It is important that the strap's curvature at the attachment point suits the geometry of the Oyster lugs, which feature a slightly curved profile. Casati Milano's handcrafted straps are built to respect this geometry, ensuring correct fit and visual alignment.

The lifespan of a leather strap depends on the material, tanning process and daily use. A quality alligator strap with vegetable tannage and artisanal construction can last between three and six years with regular wear, developing a distinctive patina over time. Shell cordovan offers superior resilience due to the compact fibre structure of the hide. Prolonged exposure to water and perspiration is the primary cause of deterioration; for aquatic environments, a rubber or NATO strap is preferable.