Breitling · Galactic

Strap for Galactic 36 Automatic Stainless Steel / Rose Gold / Pearl Diamond / Bracelet

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

Lug width18 mm
Case diameter36 mm
ReferenceC37330121A2C1 (aka: C3733012/A725/376C)
FamilyGalactic
MovementBreitling caliber 37 hours, minutes, small seconds | date
Year2010
CaseMother of Pearl | Rose Gold, Stainless 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 Galactic C37330121A2C1 (aka: C3733012/A725/376C)

Selected for the 18 mm lug width

All 18 mm straps →

The Galactic C37330121A2C1 (aka: C3733012/A725/376C), seen from the bench

The Breitling Galactic C37330121A2C1 is a 36 mm stainless steel and rose gold sports watch with an iridescent mother-of-pearl dial and Breitling Caliber 37 automatic movement featuring hours, minutes, small seconds, and date. The lug width is 18 mm, a specification found only on select high-end models requiring precise compatibility verification. This hybrid design balances the instrumental precision of professional Breitling watches with refined wrist proportions, positioning itself between classical women's and contemporary unisex formats.

Frequently asked questions

What is the lug width of the Breitling Galactic C37330121A2C1?

The lug width of the Breitling Galactic C37330121A2C1 is 18mm. This measurement should be taken inside the case lugs using a millimetre calliper to ensure compatibility with any aftermarket strap.

What is the best strap for the Breitling Galactic C37330121A2C1?

For the Galactic in rose gold and mother-of-pearl, a vegetable-tanned alligator strap is the most coherent choice from both a material and aesthetic perspective. The natural grain of the alligator complements the iridescent dial surface, while a rose gold deployant clasp maintains chromatic continuity with the case metals.

How do I change the strap on the Breitling Galactic C37330121A2C1?

The strap is replaced using a fine-tipped spring bar tool inserted into the hole of the spring bar between the lug and the strap. Compressing the ends of the spring bar releases it from the lug. It is advisable to work on a soft surface to avoid scratching the case. If in doubt, the operation can be carried out by a qualified watchmaker or atelier.

Are there aftermarket straps compatible with the Breitling Galactic C37330121A2C1?

Yes. The Breitling Galactic C37330121A2C1 features an 18mm lug width, and milanostraps.it offers a curated selection of handcrafted compatible straps in alligator, calf leather, shell cordovan, NATO nylon and rubber. All models are fitted with standard 18mm spring bars and are interchangeable with the original Breitling strap.

How long does a leather strap last on a Breitling Galactic C37330121A2C1?

Longevity depends on the material and daily use. A quality vegetable-tanned alligator strap, maintained regularly with a neutral leather conditioner, retains its structural and aesthetic integrity for three to five years of continuous wear. Calf leather has a slightly shorter average lifespan, while shell cordovan, owing to the density of its fibres, is among the most durable materials available for handcrafted straps.

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