The Titanium Field GuidePicks of the month

Grand Seiko Evolution 9 Tentagraph (SLGC001)

The Grand Seiko Evolution 9 Tentagraph (SLGC001) is a 43.2 mm High-Intensity Titanium chronograph with a Grand Seiko 9SC5 automatic movement. At 154 g on its bracelet, it is heavier than 93% of the 197 titanium watches weighed on a bracelet. On the maker's specification no steel touches the skin, so the guide lists it as nickel-free.

All Grand Seiko watchesChronograph watchesLightest, rankedOn a titanium braceletDisplay back
Price
$14,700
Material
Titanium
Grade / type
High-intensity titanium
Weight
154 g (with bracelet)
Water resistance
100 m
Type
Chronograph
Case diameter
43.2 mm
Thickness
15.3 mm
Origin
Japan
Movement
Automatic Hi-Beat 36000 chronograph
Caliber
Grand Seiko 9SC5
Power reserve
72 h
Complications
Chronograph, Date
Colour
Grey
Surface treatment
Zaratsu polished
Finish technology
Natural finish
Caseback
Titanium
Nickel-free
Maker states none
Bracelet / strap
High-intensity titanium bracelet
Matching bracelet
Standard
Crystal
Dual-curved sapphire, AR coated
Display back
Yes
Dial
Black, 3-6-9 subdials
Dial colours
Black
Lume
LumiBrite
Availability
Offered
Status
Current
Not published
Reference, Lug-to-lug, Hardness, Construction
High confidence Verified Jul 2026 Source: Monochrome / SJX Maker ↗
Facts are free to cite with a link.
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Frequently asked questions

Is the Grand Seiko Evolution 9 Tentagraph (SLGC001) nickel-free?

On the maker's published specification, nothing that touches the skin is steel: the case, caseback, crown and bracelet with its clasp are all non-steel. The guide records what the maker publishes and has not tested the watch, so if you react to nickel, confirm the contact points with the maker before buying.

What grade of titanium is the Grand Seiko Evolution 9 Tentagraph (SLGC001)?

The maker confirms titanium but does not publish a grade. The maker calls the material High-Intensity Titanium. The caseback is titanium too.

What size is the Grand Seiko Evolution 9 Tentagraph (SLGC001)?

The case is 43.2 mm across and 15.3 mm thick. It is water resistant to 100 m.

How much does the Grand Seiko Evolution 9 Tentagraph (SLGC001) weigh?

About 154 g on its bracelet.

How much does the Grand Seiko Evolution 9 Tentagraph (SLGC001) cost, and is it available?

It is in production, at a list price of $14,700.

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