Rolex · GMT-Master

Strap for Rolex GMT-Master 116713ln

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter40 mm
Reference116713ln
FamilyGMT-Master
MovementRolex caliber 3186 hours, minutes, seconds, Additional 24 hours Hand (adjustable) | date

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Straps for the GMT-Master 116713ln

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The GMT-Master 116713ln, seen from the bench

The GMT-Master reference 116713LN features a 40mm case in stainless steel and yellow gold with 20mm lugs. It is equipped with the Rolex automatic caliber 3186, offering hours, minutes, seconds, an adjustable GMT hand, and date indication. The bidirectional bezel allows the reading of a second time zone through the dedicated fourth hand.

Frequently asked questions

What is the lug width of the Rolex GMT-Master 116713LN?

The lug width of the Rolex GMT-Master 116713LN is precisely 20 millimetres. This measurement is taken internally, representing the distance between the two lugs that secure the strap to the watch case. This standard dimension ensures complete compatibility with all quality 20mm aftermarket straps.

Which strap pairs best with the Rolex GMT-Master 116713LN?

Alligator leather stands as the most sophisticated choice, particularly in deep shades such as burgundy or cognac brown, which harmonise beautifully with the yellow gold inserts. Alternatively, a calf leather strap with vegetable tanning offers the finest balance between elegance and practicality, developing natural patina over time. For a more sporting aesthetic, shell cordovan delivers superior durability and intrinsic luminosity.

How do you change the strap on a Rolex GMT-Master 116713LN?

Strap replacement requires specific tools: a spring bar tool to remove the split pin from the original strap, and precision in positioning the new strap between the lugs. It is advisable to place the watch on a soft surface to prevent scratching. If you lack experience, strap changes can be performed complimentarily at an authorised Rolex retailer or at a specialist atelier such as Casati Milano.

Is an aftermarket strap compatible with the Rolex GMT-Master 116713LN?

Yes, entirely. Any strap in 20mm is fully compatible with the 116713LN. Artisanal straps of superior quality—in alligator, shell cordovan, or vegetable-tanned calf—not only fit the lugs perfectly but often enhance the aesthetic and tactile experience of the watch, adding character and natural patina development over time.

What is the lifespan of a leather strap on a Rolex GMT-Master 116713LN?

Lifespan depends on leather quality and usage intensity. An artisanal alligator or shell cordovan strap, properly maintained, can last 5–10 years of daily wear. A vegetable-tanned calf strap typically endures 3–5 years before requiring restoration. Leather wears primarily at the deployant and points of continuous friction; regular maintenance with specialist balms can significantly extend longevity.

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.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only