Pequignet · Royale Grand Sport

Strap for Royale Grand Sport Black / Dot

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

Lug width20 mm
Case diameter44 mm
Reference9030643CN
FamilyRoyale Grand Sport
MovementPequignet caliber Calibre Royal DD Hours, Minutes, Small Seconds | Big Date, Day | Power Reserve Indicator
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the Royale Grand Sport 9030643CN

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Royale Grand Sport 9030643CN, seen from the bench

The Pequignet Royale Grand Sport reference 9030643CN is equipped with the in-house automatic caliber Royal DD. The movement offers indications of hours, minutes, small seconds, big date, day and power reserve. The big date complication and power reserve indicator characterize this timepiece from the French maison.

Frequently asked questions

What is the lug width of the Pequignet Royale Grand Sport 9030643CN?

The lug width of the Pequignet Royale Grand Sport 9030643CN is 20mm. This parameter represents the internal distance between the case lugs and is essential for selecting compatible straps. 20mm is standard on 44mm sport-elegant watches, ensuring balanced proportions between case mass and wrist circumference. Precise measurement of this dimension is critical before ordering an aftermarket strap to prevent unacceptable lateral play.

Which strap is recommended for the Pequignet Royale Grand Sport 9030643CN?

For the Royale Grand Sport 9030643CN, straps in alligator or vegetable-tanned calf leather are recommended, in cognac, burgundy or anthracite tones, which enhance the sport-elegant character of the timepiece. For more radical usage, NATO straps in Jacquard canvas or FKM rubber offer superior resistance. Selection depends on intended use: leather for formal and semi-formal occasions, technical materials for water sports or outdoor activity. All materials respect the 20mm proportional construction.

How to change the strap on the Pequignet Royale Grand Sport?

Strap replacement requires a spring bar tool (specific two-pronged instrument) or watchmaking tweezers. Position the watch on a stable surface, carefully insert the tip of the spring bar tool into the lateral release hole of the lower lug, push downward until the spring is freed. Repeat for the upper lug. Remove the worn strap, position the new one respecting orientation (stitching toward the outside), reinsert the elastic rings until they click into position. Avoid forcing to prevent damage to the case lugs.

Which aftermarket strap is compatible with the Pequignet Royale Grand Sport 9030643CN?

Any strap designed with 20mm lugs is compatible with the Royale Grand Sport 9030643CN. Milano Straps offers a curated selection of artisanal straps in this size: interwoven leather, alligator, calf, NATO, technical rubber. Each strap is crafted with precision engineering to ensure lugs perfectly calibrated, preventing lateral movement on the case. Compatibility is assured by respecting ±0.1mm construction tolerance on the lugs.

How long does a leather strap last on the Pequignet Royale Grand Sport?

Leather strap durability depends on tanning method, frequency of use and maintenance care. Premium vegetable-tanned leathers resist 3-5 years of daily wear, developing an appreciable natural patina. Alligator and shell cordovan, due to structural density, exceed 5-7 years. Critical factors: avoid prolonged exposure to direct UV light and stagnant humidity; clean with soft cloth every 2-3 months; condition with neutral creams every 6 months. A well-maintained strap evolves aesthetically without functional failure.

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