The Wristwatch Field Guide

Seiko Prospex LX Line SNR029

The Seiko Prospex LX Line SNR029 is a current-production diver watch with a grey titanium (super titanium) case, finished with super-hard coating. It measures 44.8 mm across, 15.7 mm thick, 162 g, and is water resistant to 300 m. Inside is the Seiko 5R65 spring drive movement, with 72 h power reserve. Complications: Date, Power reserve. Priced from $6,300 (approx). Brand origin: Japan.

Titanium and ceramic diver watchesTitaniumDivers
Reference
–
Type
Diver
Price
$6,300 · approx
Case diameter
44.8 mm
Thickness
15.7 mm
Lug-to-lug
–
Water resistance
300 m
Weight
162 g (with bracelet)
Origin
Japan
Movement
Spring Drive
Caliber
Seiko 5R65
Power reserve
72 h
Complications
Date, Power reserve
Material
Titanium
Grade / type
Titanium (Super Titanium)
Colour
Grey
Hardness
–
Construction
–
Surface treatment
Super-hard coating
Caseback
–
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Titanium
Matching bracelet
–
Crystal
Sapphire
Display back
No
Dial
Black
Lume
LumiBrite
Availability
Offered
Status
Current
High confidence Verified Jun 2026 Source: Seiko Maker / listing ↗
Facts are free to cite with a link.
See it in the interactive guide

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Alternatives to the Seiko Prospex LX Line SNR029

Ralf Tech WRX Electric Space Millenium x CNESRalf TechWRX Electric Space Millenium x CNES$5,00047.5 mm95 gDiversame category · same style · shared complications · similar price
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More titanium and ceramic watches from Seiko

SeikoProspex Shogun Titanium (SPB191)$1,20043.5 mm13.3 mm thick99 gDiver
SeikoProspex "Cave Diver" Shogun Titanium (SPB349)$1,50043.5 mmDiver
SeikoProspex "Cave Diver" Shogun Titanium (SPB351)$1,50043.5 mmDiver
SeikoProspex "Cave Diver" Shogun Titanium (SPB357)$1,50043.0 mmDiver
SeikoProspex Marinemaster Professional 600m Titanium (SBDX067)$4,60045.4 mmDiver
SeikoProspex LX Line Spring Drive GMT Titanium (SNR035)$5,25044.8 mmOther

Frequently asked questions

What is the case material of the Seiko Prospex LX Line SNR029?

The Seiko Prospex LX Line SNR029 has a grey titanium (super titanium) case. This is confirmed against the maker spec.

What size is the Seiko Prospex LX Line SNR029?

It is 44.8 mm in diameter, 15.7 mm thick, and water resistant to 300 m.

How much does the Seiko Prospex LX Line SNR029 weigh?

About 162 g (w/ bracelet).

How much does the Seiko Prospex LX Line SNR029 cost, and is it available?

It is current-production and lists from $6,300.

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