IWC · Da Vinci

Strap for Da Vinci Perpetual White Gold / Diamond / White / English

Takes 19 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width

19mm
Lug width19 mm
Case diameter39 mm
ReferenceIW8153-11 (aka: IW815311)
FamilyDa Vinci
MovementIWC caliber 79261 Hours, Minutes, Small Seconds | Date, Day, Month, Perpetual Calendar, Year Indicator | Chronograph
CaseWhite Gold

Spring bar

Swiss Standard universal spring bars

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

The Da Vinci IW8153-11 (aka: IW815311), seen from the bench

The IWC Da Vinci IW8153-11 is a perpetual chronograph in 18-karat white gold with a 39mm case diameter, representing the watchmaking philosophy of Schaffhausen. The model combines a perpetual calendar, column-wheel chronograph with rattrapante, and Breguet hairspring-regulated balance within the IWC 79261 caliber, operating at 28,800 vibrations per hour. The 19mm lug width is proportioned to the case's length-to-width ratio for optimal aesthetic balance and wearability.

Frequently asked questions

What is the lug width of the IWC Da Vinci IW8153-11?

The lug width of the IWC Da Vinci IW8153-11 is 19mm. This measurement is specific to this model and represents the distance between the two lugs of the case. A 19mm-wide strap will fit perfectly into the lugs without excessive play or insertion difficulty. To verify compatibility, measure the distance between the case lugs with a digital calliper.

Which strap is most suitable for the IWC Da Vinci IW8153-11 in white gold?

For a watch of this category and material, alligator remains the primary choice: the regular grain and natural grip complement the minimalist aesthetic of the dial. Alternatively, shell cordovan develops a deep patina that pairs magnificently with aged white gold. If you prefer versatility, vegetable-tanned calf leather ages naturally and acquires a caramel depth over time.

How do I change the strap on the IWC Da Vinci IW8153-11?

Strap replacement is accomplished by removing the spring bars using a dedicated tool. Position the watch on a soft surface, locate the small holes adjacent to the lugs, insert the tool tip into the hole and gently press to decompress the internal spring. The bar releases, allowing you to slide off the old strap. Repeat on the other side. For new strap insertion, align the holes and insert the compressed bar until it clicks into position.

Is the IWC Da Vinci IW8153-11 compatible with third-party straps?

Yes, any aftermarket strap with a 19mm lug width is compatible with the IWC Da Vinci IW8153-11. Spring bars are standardised at the industry level. We recommend selecting specialised manufacturers that respect tolerance standards and use high-quality leather to avoid compromising the elegance of the white gold watch.

What is the average lifespan of a leather strap for the IWC Da Vinci IW8153-11?

A quality leather strap (alligator, cordovan, vegetable-tanned calf) typically lasts 3-5 years with moderate daily use, considering that perspiration, humidity and UV rays accelerate ageing. With daily wear, leather deteriorates faster. Alternating multiple straps extends the lifespan of each. Rubber straps offer greater durability (5-8 years), whilst NATO textile straps are nearly indestructible but require frequent cleaning.

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