Bulgari · Octo

Strap for Octo Velocissimo

Takes 30 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width30 mm
Case diameter41 mm
Reference102103
FamilyOcto
MovementBulgari caliber BVL 328 hours, minutes, small seconds | date | Chronograph, column wheel
Year2014
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

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

The Octo 102103, seen from the bench

The Bulgari Octo 102103 is a contemporary evolution of a geometric vision created in 2012 by Gérald Genta. The octagonal stainless steel case measures 41mm in diameter and features eight facets designed to maximize structural rigidity and aesthetic legibility. The dial is protected by a repositioned sapphire crystal and houses the automatic Bulgari BVL 328 caliber with chronograph function and column wheel mechanism for precise timekeeping. The lug width is 30mm, a rare dimension that maintains visual balance with the case proportions.

Frequently asked questions

What is the lug width of the Bulgari Octo 102103?

The Bulgari Octo 102103 has a lug width of 30mm. This measurement is specific to this model and corresponds to the proportions of the 41mm diameter case. It is important to verify the exact measurement before ordering a strap, as 30mm is not a standard width for many other watch brands.

What is the best strap for the Bulgari Octo 102103?

The ideal strap depends on use and personal preference. For formal elegance, we recommend alligator or shell cordovan in dark tones (medium brown, burgundy). For aesthetic continuity with the case geometry, high-density rubber reflects the constructive logic. For versatility, vegetable-tanned leather combines elegance with patina development over time.

How do you change the strap on the Bulgari Octo 102103?

The strap is secured via lateral slots at both ends of the case. Using a dedicated tool (spring bar tool), slightly lift the internal spring of the lug, allowing removal of the old strap and insertion of the new one. The operation requires care to avoid damaging the fixing holes. Many ateliers offer this service free of charge with strap purchase.

Is an aftermarket strap compatible with the Bulgari Octo 102103?

Yes, provided it is specific to 30mm lug width. Not all 30mm straps available online are compatible: it is essential that the width of the slots matches exactly the distance between the two ends of the case. Custom-made artisanal straps guarantee certified compatibility and greater durability than industrial straps.

How long does a leather strap last on this watch?

Durability depends on material and use. A high-quality artisanal alligator or shell cordovan strap, with regular care, lasts 5-8 years. Vegetable-tanned leather tends to last 3-5 years before replacement, but develops a desirable patina. Excessive moisture and heat shorten useful life. Rubber or fabric straps typically last 2-3 years.

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.

Request an appointment →

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