Rolex · Lady-Datejust
Strap for Lady-Datejust 28 Stainless Steel Fluted / Silver - Diamond / Jubilee
Takes 14 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
The Lady-Datejust 279174-0021, seen from the bench
Frequently asked questions
What is the lug width of the Rolex Lady-Datejust 279174-0021?
The lug width of the Rolex Lady-Datejust 279174-0021 is 14mm. This measurement should be taken internally between the two lugs using a digital calliper to ensure correct compatibility with any replacement strap.
What is the best strap for the Rolex Lady-Datejust 279174-0021?
For the Lady-Datejust 279174-0021 in white gold Rolesor, an alligator strap in vegetable-tanned leather with belly grain is the most coherent choice for the watch's formal register. Smooth calf leather is the ideal everyday alternative, while vulcanised rubber is recommended for summer or sporting use. All straps must have a 14mm attachment width.
How do you change the strap on a Rolex Lady-Datejust 279174-0021?
To replace the strap on the Lady-Datejust 279174-0021, you will need a dedicated springbar tool or fork-type instrument to remove the spring bars connecting the strap to the 14mm lugs. Care must be taken to avoid scratching the case: work on a soft surface and, if inexperienced, entrust the operation to a watchmaker or the Casati Milano atelier.
Are there aftermarket straps compatible with the Rolex Lady-Datejust 279174-0021?
Yes, there are artisan aftermarket straps fully compatible with the Rolex Lady-Datejust 279174-0021. The fundamental compatibility criterion is a lug width of 14mm. Milanostraps.it offers a curated selection of leather, alligator, calf, NATO and rubber straps made to order, with steel or gold buckles and deployant clasps suited to the 28mm Oyster case.
How long does a leather strap last on the Rolex Lady-Datejust 279174-0021?
The lifespan of a leather strap on the Rolex Lady-Datejust 279174-0021 depends on the material and frequency of use. A high-quality vegetable-tanned alligator strap, with regular use and proper care (avoiding prolonged exposure to water and perspiration, conditioning every six months), can last between three and five years while retaining excellent aesthetics. Calf leather tends to develop a patina more quickly, which many enthusiasts find characterful. The Casati Milano guarantee covers 18 months for manufacturing defects.
The next step
The right strap isn't chosen. It is built, together.
From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.
Request an appointment →Casati Milano · Via XX Settembre 15, Milan · by appointment only

