Seiko · Prospex Divers

Strap for Prospex Diver SBDX014G Titanium / Black

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width22 mm
Case diameter45 mm
ReferenceSBDX014G
FamilyProspex Divers
MovementSeiko caliber 8L35 Hours, Minutes, Seconds | Date
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 Prospex Divers SBDX014G

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Prospex Divers SBDX014G, seen from the bench

The Seiko Prospex Divers SBDX014G is a professional dive watch featuring a 45mm stainless steel case with a 22mm lug width and 300-meter water resistance. Powered by the Seiko 8L35 caliber beating at 28,800 vibrations per hour, it delivers chronometer-grade accuracy of -15/+25 seconds per month. The unidirectional bezel, central seconds, date window, and sapphire caseback complete a technically-oriented design built for extreme underwater performance without compromise.

Frequently asked questions

What is the lug width of the Seiko Prospex Divers SBDX014G?

The Seiko Prospex Divers SBDX014G features a lug width of 22mm. This measurement, taken between the attachment pins on the case, determines the maximum width of any compatible strap. All our 22mm straps fit this model perfectly without slippage or forcing.

Which strap is most suitable for the Prospex SBDX014G?

For a 45mm stainless steel diver, we recommend vegetable-tanned leather straps (dark brown, burgundy, moro) for vintage elegance, or rubber and NATO options for technical practicality. Alligator is optional if you seek sophisticated texture. Choice depends on usage: frequent diving favours rubber; daily formal wear suits leather.

How do I change the strap on the Seiko Prospex Divers SBDX014G?

Remove the spring bars (elastic pins) using a spring bar tool, gently pushing toward the case centre from each side. Once extracted, slide off the old strap and position the new one, reinserting the pins into their sockets. Never force: pins must enter with precision without damaging the lugs.

Can I use an aftermarket strap compatible with the Prospex SBDX014G?

Absolutely. Any quality-certified 22mm aftermarket strap is fully compatible. Simply verify that spring bars match Seiko's standard attachments and that width does not exceed 22mm, otherwise they will not fit the lugs.

How long does a leather strap last on the Prospex SBDX014G?

A quality vegetable-tanned leather strap, with regular maintenance (salt rinsing, drying after immersion, annual conditioning), lasts 3–5 years under intensive diving use. In daily non-aquatic use, lifespan extends to 7–10 years. Vulcanised rubber lasts 4–7 years before losing elasticity.

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