Patek Philippe · Calatrava

Strap for Calatrava Lake Geneva Barques 5089

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

Lug width20 mm
Case diameter39 mm
Reference5089G-036
FamilyCalatrava
MovementPatek Philippe caliber 240 Hours, Minutes
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 Calatrava 5089G-036

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Calatrava 5089G-036, seen from the bench

The Calatrava represents Patek Philippe's line of elegant watches, characterized by a classic design with hour and minute indications. The reference 5089G-036 is powered by the manufacture's ultra-thin automatic caliber 240. The watch features 20mm lugs and belongs to the brand's dress watch collection.

Frequently asked questions

What is the lug width of the Patek Philippe Calatrava 5089G-036?

The Calatrava 5089G-036 features a lug width of 20mm. This measurement represents the classic standard for mid-sized Calatrava watches and is compatible with the vast majority of artisanal straps available on the market. To verify the exact measurement, use a digital calliper to measure the internal distance between the lugs: this distance should correspond precisely to 20mm.

Which strap material pairs best with the Calatrava 5089G-036 in white gold?

For a white gold Calatrava, alligator leather is the most natural choice: the refined grain texture, restrained lustre and patina that develops over time create perfect chromatic dialogue with the precious metal. Himalaya or taupe alligator conveys sobriety; for those preferring a less formal approach, superior-quality calf leather in dark brown or black tones offers versatility without compromising elegance. Synthetic materials are inadvisable on a timepiece of such manufacturing excellence as the 5089G-036.

How do you change the strap on a Patek Philippe Calatrava 5089G-036?

Changing the strap on a Calatrava requires precision and care. Position the watch on a soft surface (rubber mat) and use a specialist spring bar tool for pin extraction. Press the inner pin gently to lift it slightly from the lugs, then remove the old strap with fluid outward movements. Installation of the new strap follows the same process in reverse: align the strap holes with the lugs and insert the pin until it clicks shut. If uncertain, consult a specialist watchmaker or contact Casati Milano for support.

Is an aftermarket strap compatible with the Calatrava 5089G-036?

Yes, provided the lug width is precisely 20mm. Artisanal aftermarket straps often represent a superior choice to the original strap: they allow personalisation of the watch according to usage context without altering internal mechanisms. Specialist strap manufacturers guarantee finishing levels and leather selection rivalling official suppliers. Always verify that the strap is hand-stitched and that the passants are proportioned to the lugs, avoiding excessive play.

How long does a natural leather strap last on a watch like the Calatrava 5089G-036?

Durability depends on intensity of use and leather quality. An alligator strap of first grade, subjected to ordinary maintenance (storage in a temperature-controlled environment, protection from moisture), typically lasts 5-7 years of regular wear. Vegetable-tanned calf leather ages more quickly but acquires a fascinating patina. Critical factors are stitching (must be executed with resistant waxed thread), leather thickness (undersizing dramatically reduces longevity) and absence of abrasions from sharp wrist edges. Casati Milano provides an 18-month warranty against manufacturing defects and can advise on preventive maintenance.

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