Breitling · Navitimer

Strap for Navitimer 1 35 Automatic Stainless Steel / Silver / Croco / Pin

Takes 18 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width18 mm
Case diameter35 mm
ReferenceA17395F41G1P1
FamilyNavitimer
MovementBreitling caliber 17 ND hours, minutes, seconds
Year2020 - 2023
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

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

Straps for the Navitimer A17395F41G1P1

Selected for the 18 mm lug width

All 18 mm straps →

The Navitimer A17395F41G1P1, seen from the bench

The Breitling Navitimer A17395F41G1P1 is the 35 mm version of an instrument that shaped civil aviation history. Introduced in 1952 as a wrist computer for pilots, the Navitimer features a circular slide rule integrated in the bezel for air navigation calculations without electronic aid. The stainless steel case measures 35.00 mm in diameter, housing the Breitling Caliber 17 ND automatic movement. The dial retains the collection's information density with tachymetric scale, three counters, and luminescent indices. Lug width is 18 mm.

Frequently asked questions

What is the lug width of the Breitling Navitimer A17395F41G1P1?

The Breitling Navitimer A17395F41G1P1 has a lug width of 18 mm. This measurement, taken with a digital calliper between the case lugs at the spring bar position, determines compatibility with any aftermarket or replacement strap. A 20 mm strap will not fit correctly on this reference.

What is the best strap for the Breitling Navitimer A17395F41G1P1?

For the 35 mm steel Navitimer A17395F41G1P1, the most suitable materials are alligator leather in black or tobacco brown for formal contexts, vegetable-tanned calf leather for everyday wear that develops a natural patina over time, and shell cordovan for a dense, deep-lustre finish. For a more sporting register, nylon NATO or vulcanised rubber straps offer durability and comfort in humid conditions.

How do you change the strap on a Breitling Navitimer A17395F41G1P1?

Replacing the strap on the Navitimer A17395F41G1P1 requires a spring bar tool to compress and remove the 18 mm spring bars securing the strap to the case lugs. Insert the forked tip into the spring bar slot, compress, and slide the bar free. The operation is fully reversible and does not require a watchmaker, provided care is taken to avoid scratching the brushed or polished surfaces of the case.

Are there aftermarket straps compatible with the Breitling Navitimer A17395F41G1P1?

Yes: any strap with an 18 mm attachment width is technically compatible with the Navitimer A17395F41G1P1. Milanostraps.it offers a curated selection of handcrafted leather, NATO, and rubber straps in 18 mm, produced with premium materials. The curved lug profile of the Navitimer may require straps with a curved end for an optimal fit — it is advisable to confirm this detail before purchasing.

How long does a leather strap last on the Breitling Navitimer A17395F41G1P1?

The longevity of a leather strap paired with the Navitimer A17395F41G1P1 depends on the material and maintenance. A quality vegetable-tanned calf strap, conditioned regularly and rotated with a second strap, can last 3–5 years whilst retaining its structure and aesthetic. Shell cordovan, owing to its dense fibre composition, typically outlasts standard calf. Premium alligator straps, when kept away from prolonged moisture, generally maintain their integrity for 4–6 years with regular use.

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