Breguet · Classique

Strap for Classique 7147 White Gold / Grand Feu Enamel

The Classique 7147 White Gold / Grand Feu Enamel takes 18 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

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Lug width18 mm
Case diameter40 mm
Reference7147BB/29/9WU
FamilyClassique
MovementBreguet caliber 502.3SD Hours, Minutes, Small seconds
Year2017
CaseWhite Gold

Spring bar

Swiss Standard universal spring bars

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

Straps for the Classique 7147BB/29/9WU

Selected for the 18 mm lug width · workshop selection

All 18 mm straps →

The Classique 7147BB/29/9WU, seen from the bench

The Breguet Classique 7147BB/29/9WU is a 40mm white gold timepiece embodying 18th-century neoclassical design principles. It features the manual-wound Breguet 502.3SD caliber with hours, minutes, and small seconds at 6 o'clock, finished entirely by hand in the Le Brassus manufacture tradition. The 18mm lug width accommodates standard replacement straps designed for refined aesthetic integration.

Frequently asked questions

What is the lug width of the Breguet Classique 7147BB/29/9WU?

The Breguet Classique 7147BB/29/9WU is fitted with lugs that measure 18mm in width at the root, measured internally between the two lugs at the point of contact with the case. This is the measurement to specify when purchasing a compatible replacement strap.

What is the best strap for the Breguet Classique 7147BB/29/9WU?

For a white gold case with guillochage dial, a strap in belly alligator with fine grain or vegetable-tanned calf leather represents the choice most consistent with the model's neoclassical aesthetic. Tobacco brown, midnight blue, or matte black colors coordinate most effectively with the blued pomme hands and cool tone of the white gold.

How do you change the strap on the Breguet Classique 7147BB/29/9WU?

The strap is removed using a flat-tip spring bar tool or thin-blade screwdriver, carefully prying the spring bar that connects the strap to the lugs. Given the delicate nature of the white gold lugs and the case's reduced thickness, it is recommended to entrust this operation to a watchmaker or use a tool with a plastic tip to avoid scratching.

Are there aftermarket straps compatible with the Breguet Classique 7147BB/29/9WU?

Yes. Any 18mm strap with straight ends and heel thickness not exceeding 3.5mm is technically compatible with the Breguet Classique 7147BB/29/9WU. Milano Straps offers a selection of artisanal 18mm straps made specifically for classic watches with thin lugs, available in alligator, calf, nylon, and vulcanized rubber.

How long does a leather strap last on a Breguet Classique?

The average lifespan of a quality leather strap — alligator or vegetable-tanned calf — ranges from 18 to 36 months with regular daily use, provided prolonged exposure to water and perspiration is avoided. Rotating between two or three straps significantly extends the life of each one. Milano Straps straps are covered by an 18-month warranty against 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.

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

The atelier's website: casatimilano.com