Rolex
Lady-Datejust 279163-0005— lug 14mm

The Rolex Lady-Datejust 279163-0005 has a lug width of 14mm. This measurement refers to the internal distance between the lugs of the 28mm case and is the key parameter for selecting a compatible aftermarket strap. For precise verification, a digital calliper positioned inside the lugs, perpendicular to the spring bar axis, is recommended.

For the Lady-Datejust 279163-0005 in yellow Rolesor with a champagne dial, the most suitable materials are alligator with a raised grain in cognac or bordeaux tones, smooth polished calfskin, and shell cordovan, which develops a warm patina over time that harmonises beautifully with the 18-carat yellow gold. A deployant clasp in steel or yellow gold completes the pairing while protecting the leather from deformation.

Strap replacement requires the removal of the spring bars securing the strap to the 14mm lugs. This is carried out using a dedicated spring bar tool: lever against the spring bar to compress its retractable pins and release the strap end from the lug. It is advisable to work on a padded surface to avoid scratching the case.

Yes. Any strap with a 14mm lug width and curved ends compatible with the Oyster lug profile can be fitted to the Lady-Datejust 279163-0005. Milano Straps offers a selection of handcrafted 14mm straps in various materials and finishes, made to order by Casati Milano atelier or available for immediate purchase online.

The lifespan of a leather strap depends on the quality of the hide, frequency of use, and exposure to perspiration and moisture. A high-grade alligator or shell cordovan strap, with regular use and proper care (natural drying away from heat sources and occasional leather conditioning), can last between 3 and 6 years. Milano Straps straps are covered by an 18-month warranty against manufacturing defects.