Rolex · GMT-Master
Strap for GMT-Master II White Gold / BLRO / Meteorite
Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
Straps for the GMT-Master 126719BLRO-0002 (aka: m126719blro-0002)
Selected for the 20 mm lug width · workshop selection
Matte Dark Gray Alligator Strap€195
Black Alligator Strap with Light Red Edging€149
Vintage Alligator Strap Cognac€195
Hammered Pink Strap with Ecru Stitching€98
Vintage Brown Calfskin Strap — Natural Patina€98
The GMT-Master 126719BLRO-0002 (aka: m126719blro-0002), seen from the bench
Frequently asked questions
What is the lug width of the Rolex GMT-Master II 126719BLRO-0002?
The lug width of the Rolex GMT-Master II 126719BLRO-0002 is 20mm. This measurement is standard across the entire GMT-Master II family with a 40mm case and remains consistent across production batches, making all aftermarket straps with a 20mm attachment fully compatible.
What is the best strap for the Rolex GMT-Master II 126719BLRO-0002?
For the GMT-Master II 126719BLRO-0002 in white gold with a Pepsi bezel, a hand-stitched alligator strap in vegetable-tanned leather offers the most coherent pairing with the case's noble register. The natural grain of the alligator belly engages with the visual complexity of the bicolour bezel. Shell cordovan is a compelling alternative for those who prefer a compact surface with an evolving patina. For sporting use, vulcanised rubber is the functionally superior choice.
How do you change the strap on a Rolex GMT-Master II 126719BLRO-0002?
The strap on the GMT-Master II 126719BLRO-0002 is secured to the lugs via standard 20mm spring bars. To replace it, insert the tip of a springbar tool into the lateral slot of the spring bar, compress it and slide the strap free. No Rolex-specific tools are required. Care should be taken to avoid scratching the white gold lugs during the operation.
Are there aftermarket straps compatible with the Rolex GMT-Master II 126719BLRO-0002?
Yes. Any strap with a 20mm attachment and standard spring bars is technically compatible with the GMT-Master II 126719BLRO-0002. milanostraps.it offers a curated selection of handcrafted straps in 20mm compatible with this reference, available in alligator, calf leather, shell cordovan and rubber. For a fully bespoke pairing, Casati Milano crafts made-to-measure straps with direct leather selection at the Milan atelier.
How long does a leather strap last on a Rolex GMT-Master II 126719BLRO-0002?
The lifespan of a leather strap depends on the material, frequency of wear and exposure to moisture and perspiration. A high-quality vegetable-tanned alligator strap, with routine care, maintains its structural and aesthetic integrity for 3 to 5 years of regular use. Shell cordovan, owing to its dense fibrous structure, tends to last longer while developing a distinctive patina. Casati Milano provides an 18-month guarantee against manufacturing defects on all handcrafted straps.
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

