The Wristwatch Field Guide

Grand Seiko Evolution 9 Spring Drive Diver 200m (SLGA015)

The Grand Seiko Evolution 9 Spring Drive Diver 200m (SLGA015) is a current-production diver watch with a high-intensity titanium case, finished with zaratsu polished. At 150 g it sits among the heavier diver watches in the guide, and is priced well above the $1,199 median for the category. Nothing touching the skin is nickel-bearing steel, verified across the case, caseback and bracelet.

All Grand Seiko watchesExotic-material diver watchesTitaniumDivers
Price
$12,600
Material
Titanium
Grade / type
High-intensity titanium
Weight
150 g (with bracelet)
Water resistance
200 m
Type
Diver
Case diameter
43.8 mm
Thickness
13.8 mm
Lug-to-lug
51.5 mm
Origin
Japan
Movement
Spring Drive
Caliber
Grand Seiko 9RA5
Power reserve
120 h
Complications
Date
Colour
Grey
Surface treatment
Zaratsu polished
Caseback
Titanium
Nickel-free
Yes
Bracelet / strap
High-intensity titanium bracelet
Matching bracelet
Standard
Crystal
Dual-curved sapphire, AR coated
Display back
No
Dial
Black (Kuroshio / Black Stream)
Dial colours
Black
Lume
LumiBrite
Availability
Offered
Status
Current
Not published
Reference, Hardness, Construction
High confidence Verified Jul 2026 Source: Monochrome / Fratello Maker ↗
Facts are free to cite with a link.
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Alternatives to the Grand Seiko Evolution 9 Spring Drive Diver 200m (SLGA015)

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More exotic-material watches from Grand Seiko

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Frequently asked questions

Is the Grand Seiko Evolution 9 Spring Drive Diver 200m (SLGA015) nickel-free?

Yes. Nothing nickel-bearing touches the skin: a high-intensity titanium case with a titanium caseback, plus a non-steel crown and bracelet and clasp. The Wristwatch Field Guide marks it nickel-free for whole-watch skin contact. If your allergy is severe, confirm the contact points with the maker.

What is the case material of the Grand Seiko Evolution 9 Spring Drive Diver 200m (SLGA015)?

The Grand Seiko Evolution 9 Spring Drive Diver 200m (SLGA015) has a high-intensity titanium case with a titanium caseback. This is confirmed against the maker spec.

What size is the Grand Seiko Evolution 9 Spring Drive Diver 200m (SLGA015)?

It is 43.8 mm in diameter, 13.8 mm thick, 51.5 mm lug to lug, and water resistant to 200 m.

How much does the Grand Seiko Evolution 9 Spring Drive Diver 200m (SLGA015) weigh?

About 150 g (w/ bracelet).

How much does the Grand Seiko Evolution 9 Spring Drive Diver 200m (SLGA015) cost, and is it available?

It is current-production and lists from $12,600.

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