Seiko · Prospex Land

Strap for Prospex Land SUN049P2 Stainless Steel / Black / Strap

Takes 24 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width24 mm
Case diameter46 mm
ReferenceSUN049P2
FamilyProspex Land
MovementSeiko caliber 5M85 Additional 12 hours Hand (adjustable), 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 Land SUN049P2

Selected for the 24 mm lug width · workshop selection

All 24 mm straps →

The Prospex Land SUN049P2, seen from the bench

The Prospex Land SUN049P2 is equipped with the Seiko 5M85 caliber with hour, minute, second, date and an adjustable 12-hour hand indications. The watch features 24mm lugs for the strap. The movement offers GMT functionality for the control of a second time zone.

Frequently asked questions

What is the lug width of the Seiko Prospex Land SUN049P2?

The lug width of the SUN049P2 is 24mm, which refers to the internal distance between the lugs that hold the strap. This measurement is critical when purchasing compatible straps: a 22mm or 26mm strap will not fit correctly on this model's lugs. To verify, measure the internal space between the two lug pins using a digital calliper.

What is the best strap for the Seiko Prospex Land SUN049P2?

The choice depends on intended use: for maximum tool watch appeal, heavyweight NATO textile straps (navy blue, olive green, or black) offer superior water resistance and durability. For a more refined aesthetic, leather in vegetable tanning develops a natural patina over time. For wet environments or diving, FKM rubber straps are unbeatable in resistance and longevity.

How do I change the strap on the Seiko Prospex Land SUN049P2?

Use a spring bar tool (lug pin removal tool) to extract the strap pins by applying pressure from above and below simultaneously to compress the internal spring. The old strap slides away; insert the new strap and use the tool again to open the pin slightly while positioning it symmetrically in the lugs. Release carefully. The entire operation takes about 5 minutes with no risk to the case.

Are Milano Straps compatible with the SUN049P2?

Yes, all straps labelled for 24mm lug width are fully compatible with the Seiko Prospex Land SUN049P2. Milano Straps provides precise specifications for every strap: verify that the listed lug width is 24mm. Straps are supplied ready to wear without any modifications required.

How long does a leather strap last on the Seiko Prospex Land SUN049P2?

A quality vegetable-tanned leather strap, with proper maintenance (regular cleaning and natural balm treatment every 6-8 months), lasts 3-5 years under moderate use conditions. Prolonged exposure to moisture or sweat shortens lifespan. NATO textile straps in heavyweight fabric last 5-7 years, whilst FKM rubber can exceed 10 years. Leather patina is a feature: the strap ages beautifully with correct maintenance.

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