Rolex
Datejust 1600— lug 19mm

The Rolex Datejust 1600 has a lug width of 19mm, measured between the two spring bar pins. It is important not to confuse this with the 20mm lug width found on more recent Datejust models: a 20mm strap will not fit correctly and may damage the spring bars or produce an untidy aesthetic result.

The most suitable straps for the Datejust 1600 are wide-grain alligator for formal occasions, vegetable-tanned calf leather for daily wear with natural patina development, and shell cordovan for those seeking durability combined with refined aesthetics. The choice should be guided by the dial colour: tobacco or cognac on silver dials, burgundy or electric blue on black dials, light havana on pastel Stella dials.

To replace the strap on a Datejust 1600, you will need a spring bar tool to remove the spring bars from the lugs. The integrated, downward-curved lugs of the 1600 require a tool with a fine tip to avoid scratching the polished surfaces. The operation takes approximately two minutes and does not require a watchmaker.

Yes, there are numerous aftermarket straps compatible with the Rolex Datejust 1600. The key specifications to verify are the lug width (19mm) and the quality of the strap ends, which should follow the curvature of the original lugs for a precise fit. Milanostraps.it offers a curated selection of 19mm handcrafted straps made by Casati Milano, fully compatible with this reference.

The lifespan of a leather strap depends on the material and frequency of use. A vegetable-tanned calf leather strap worn daily typically lasts 2 to 3 years before showing significant wear at the buckle and keeper. An alligator strap, properly maintained, can last 5 to 7 years. Shell cordovan, thanks to its dense and compact structure, is the most durable among fine leathers. Casati Milano provides an 18-month guarantee against manufacturing defects on all handcrafted straps.