Omega · Seamaster Diver 300M

Strap for Seamaster Diver 300M Automatic 41 Stainless Steel / Yellow Gold / Blue / Bracelet

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter41 mm
Reference2332.80.00 (aka: 23328000)
FamilySeamaster Diver 300M
MovementOmega caliber 1120 hours, minutes, seconds | date | chronometer
CaseYellow Gold, Stainless Steel

Recommended spring bar

Spring bars Omega 20mm — 1.8mm diameter

Technical match for lug width and diameter · lug 20 mm · Ø 1.8 mm

All Omega spring barsOpen →

Straps for the Seamaster Diver 300M 2332.80.00 (aka: 23328000)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Seamaster Diver 300M 2332.80.00 (aka: 23328000), seen from the bench

The Seamaster Diver 300M reference 2332.80.00 combines stainless steel 316L with 18k yellow gold in a two-tone 41mm case (14.25mm thick). It features the automatic Omega 1120 caliber with 37 jewels, COSC chronometer certification, and 28,800 vibrations per hour. Water-resistant to 300 metres with dark blue ceramic unidirectional bezel and curved sapphire crystal. Lug width is 20mm. The bracelet features applied white gold indices and a screw-down caseback.

Frequently asked questions

What is the exact lug width of the Omega Seamaster Diver 300M 2332.80.00?

The lug width of the Seamaster Diver 300M reference 2332.80.00 is 20 millimetres. This measurement represents the exact distance between the spring bar tubes on the case: any aftermarket strap must have this width to fit perfectly without lateral play or aesthetic gaps.

What is the best strap for the Omega Seamaster Diver 300M 2332.80.00?

For the two-tone gold/steel case of the 2332.80.00, we recommend a cognac alligator or raven black leather strap, which pairs elegantly with the ceramic bezel. Alternatively, vegetable-tanned calf offers authenticity with progressive patina over time, while a NATO or FKM rubber maintains the dive watch vocation of the model.

How do I change the strap on my Omega Seamaster Diver 300M 2332.80.00?

Use a dedicated spring bar tool to compress the spring bar tubes and pop them out of the lugs. Gently remove the worn strap, then insert the new 20mm strap by aligning the spring bar tubes in the lug holes. Verify that the strap sits securely without play before wearing the watch.

Can I mount an aftermarket strap on my Seamaster Diver 300M 2332.80.00?

Yes, absolutely. Any artisan-made strap with a 20mm lug width is compatible with the 2332.80.00. Artisan straps offer greater customization in materials (alligator, shell cordovan, vegetable-tanned calf) and finishing compared to Omega original options.

How long does a leather strap last on the Seamaster Diver 300M 2332.80.00?

A quality artisan leather strap has an average lifespan of 3-5 years with daily wear, depending on the material and maintenance. Alligator tends to last longer than calf. Moisture and exposure to perspiration accelerate aging; regular maintenance with specific oils significantly extends the strap's service life.

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