Patek Philippe · Cubitus

Strap for Cubitus Date 40 White Gold / Blue

The Cubitus Date 40 White Gold / Blue 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
Reference7128/1G-001
FamilyCubitus
MovementPatek Philippe caliber 26‑330 S C/434 hours, minutes, seconds | date
Year2024
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 Cubitus 7128/1G-001

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Cubitus 7128/1G-001, seen from the bench

The Cubitus 7128/1G-001 represents a new collection introduced by Patek Philippe in 2024. It is powered by the automatic Caliber 26-330 S C/434 with hour, minute, second and date functions. The case features a distinctive geometric shape that differs from the traditional lines of the Geneva Manufacture.

Frequently asked questions

What is the lug width of the Patek Philippe Cubitus 7128/1G-001?

The lug width (measure between the centres of the two lugs) of the Patek Philippe Cubitus 7128/1G-001 is 20 millimetres. This dimension is critical for aftermarket strap compatibility, and any quality strap manufactured to the 20mm standard will fit correctly without modification.

What is the best strap for the Patek Philippe Cubitus 7128/1G-001?

The optimal choice depends on intended use and personal preference. For formal wear, we recommend alligator in off-white or vitello in black, which complement the white gold case without visual competition. For versatility, a NATO-style textile strap in grey or beige stone-washed balances the contemporary geometry of the Cubitus. Shell cordovan offers excellent ageing characteristics, developing a natural patina over time. All 20mm straps meeting Patek Philippe compatibility standards will function perfectly.

How do I change the strap on a Patek Philippe Cubitus 7128/1G-001?

The process is straightforward and requires no specialised tools. Identify the spring bar pins on both sides of the case (one at each lug). Using a spring bar tool or small lever, depress the pin on one side and withdraw it completely. Repeat on the opposite side. Remove the old strap, align the new strap's lugs with the pin apertures, and reinsert both pins until you hear or feel a distinct click of engagement.

Can I use an aftermarket strap on the Patek Philippe Cubitus 7128/1G-001?

Absolutely. Any strap manufactured to the 20mm lug width standard will be fully compatible with the 7128/1G-001. milanostraps.it provides a dedicated collection of artisanal 20mm straps in alligator, vitello, shell cordovan, and NATO textile. The advantage of premium aftermarket straps is unrestricted choice in colour and material without compromising functionality or aesthetics relative to original equipment straps.

How long does a natural leather strap last on a watch like the Cubitus?

The lifespan of a quality leather strap depends on frequency of use, environmental humidity, and maintenance habits. Alligator or hand-crafted vitello in daily wear typically lasts 3–5 years, with natural ageing that enhances character. Shell cordovan, owing to its inherent density, often extends to 5–7 years of service. Moisture and perspiration accelerate deterioration; minimal care (drying after water exposure, occasional conditioning balm application) significantly extends usable life. When deterioration occurs, strap replacement is quick and economical relative to the case.

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