The Titanium Field Guide

Grand Seiko Evolution 9 Spring Drive Diver 200m "Ushio" (SLGA023)

The Grand Seiko Evolution 9 Spring Drive Diver 200m "Ushio" (SLGA023) is a current-production diver watch with a High-Intensity Titanium case. It is priced well above the $1,300 median for the category. It ships on a matching titanium bracelet rather than a strap.

Titanium diver watchesOn a titanium braceletPower reserveDisplay back
Price
$9,600
Titanium
High-Intensity Titanium
Water resistance
200 m
Type
Diver
Case diameter
43.8 mm
Origin
Japan
Movement
Spring Drive
Caliber
9RA5
Power reserve
120 h
Complications
Date, Power reserve
Case shape
Round
Case colour
Natural / grey
Finish technology
Natural finish
Surface treatment
None
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Titanium bracelet
Titanium bracelet
Standard
Crystal
Sapphire
Display back
Yes
Dial
Blue (Ushio)
Dial colours
Blue
Lume
LumiBrite
Availability
Offered
Status
Current
Not published
Reference, Thickness, Lug-to-lug, Weight, Caseback Help verify
Medium confidence Verified Jul 2026 Source: Grand Seiko (maker) / Monochrome Maker / listing ↗
Facts are free to cite with a link.
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More titanium watches from Grand Seiko

Grand SeikoHeritage "Snowflake"$6,90040.2 mm12.5 mm thick100 gDress
Grand SeikoSpring Drive Diver 200m (SBGA231)$7,10044.0 mmDiver
Grand SeikoSpring Drive U.F.A. Ushio 300 Diver (SLGB023, blue)$12,40040.8 mm12.9 mm thickDiver
Grand SeikoSpring Drive U.F.A. Ushio 300 Diver (SLGB025, green)$12,40040.8 mm12.9 mm thickDiver
Grand SeikoHi-Beat 36000 GMT (SBGJ211, Mt. Iwate)$7,40040.0 mmDress
Grand SeikoEvolution 9 Spring Drive GMT (SBGE285, Mistflake)$8,40041.0 mm13.9 mm thickDress

Frequently asked questions

What grade of titanium is the Grand Seiko Evolution 9 Spring Drive Diver 200m "Ushio" (SLGA023)?

The Grand Seiko Evolution 9 Spring Drive Diver 200m "Ushio" (SLGA023) has a High-Intensity Titanium case. It is recorded at medium confidence pending a maker-stated grade.

What size is the Grand Seiko Evolution 9 Spring Drive Diver 200m "Ushio" (SLGA023)?

It is 43.8 mm in diameter, and water resistant to 200 m.

How much does the Grand Seiko Evolution 9 Spring Drive Diver 200m "Ushio" (SLGA023) cost, and is it available?

It is current-production and lists from $9,600.

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