Rolex · Pearlmaster

Strap for Rolex Pearlmaster 81409RBR

Takes 17 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width17 mm
Case diameter34 mm
Reference81409RBR
FamilyPearlmaster
MovementRolex caliber 2235 hours, minutes, seconds | date | chronometer

Recommended spring bar

Vintage Rolex Bubbleback spring bars — narrow lugs

Technical match for lug width and diameter · lug 17 mm · Ø 1.5 mm

All Rolex spring barsOpen →

The Pearlmaster 81409RBR, seen from the bench

The Pearlmaster features a 34mm white gold case with 17mm lugs. It is powered by the automatic Rolex caliber 2235 with chronometer certification, hour, minute, second and date indication. The reference 81409RBR is part of the Swiss manufacturer's high jewelry collection.

Frequently asked questions

What is the exact lug width of the Rolex Pearlmaster 81409RBR?

The Rolex Pearlmaster 81409RBR features 17mm lug width, specific to Rolex ladies' models. Precise measurement of the lug width is taken from the internal space between the two lugs where the strap attaches to the case. This dimension is critical for selecting a compatible aftermarket strap.

Which strap material best suits the Pearlmaster 81409RBR in white gold?

For the Pearlmaster 81409RBR, we recommend alligator in black or burgundy, vegetable-tanned calf in medium brown, or shell cordovan for those seeking superior durability. Alligator accentuates the ruby dial; calf develops natural patina with age; cordovan offers intense lustre. All straps must feature 17mm lug width compatible with the case attachments.

How should one change the strap on a Rolex Pearlmaster 81409RBR without damaging the case?

Strap changes require a spring bar removal tool. Insert the tool into the spring bar hole, apply gentle pressure in the opposite direction, and extract the old strap. For installation, align the new strap with the case lugs and insert the spring bars until they click into position. A professional watchmaker should perform this operation to prevent scratches on the white gold case.

Is an aftermarket 17mm strap truly compatible with the Pearlmaster 81409RBR?

Yes, provided the lug width is precisely 17mm and the strap meets rigorous construction standards. A quality aftermarket alligator or calf strap attaches identically to the original Rolex strap using the same spring bars and lugs. Verification of compatibility with your specific case attachments is essential, as minor tolerances variations may affect the fit.

What is the typical lifespan of a leather strap on a Rolex Pearlmaster 81409RBR with daily wear?

A high-quality alligator strap typically lasts 4-6 years with daily wear and regular maintenance. Shell cordovan is more durable, reaching 8-10 years. Vegetable-tanned calf offers similar longevity to alligator. Longevity depends on exposure to perspiration, humidity, and care: keeping the strap dry and applying specific leather conditioners significantly extends useful life.

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