The Titanium Field Guide

Seiko Brightz SAGZ087 (Titanium)

Archive · used only

The Seiko Brightz SAGZ087 (Titanium) is a discontinued dress watch with a Titanium (Diamond Shield hard coating) case, finished with diamond shield hard coating. At 76 g it sits around the middle for dress watches in the guide. It ships on a matching titanium bracelet rather than a strap. No longer offered new; listed here as an archive reference for the used market.

Titanium dress watchesUnder 11 mm thickLightweightLightest, rankedOn a titanium braceletSolar
Titanium
Titanium (Diamond Shield hard coating)
Weight
76 g
Water resistance
100 m
Type
Dress
Price
– · Y65,000 at launch (JDM); secondary market only
Case diameter
39.0 mm
Thickness
8.79 mm
Origin
Japan
Movement
Solar radio-controlled quartz
Caliber
Seiko Cal. 7B24
Complications
Date
Case shape
Round
Case colour
Natural / grey
Finish technology
Surface hardening
Surface treatment
Diamond Shield hard coating
Caseback
Titanium
Nickel-free
Not verified (clasp or buckle material not confirmed)
Bracelet / strap
Titanium bracelet
Titanium bracelet
Standard
Crystal
Sapphire, super-clear coating
Display back
No
Dial
Black with pink-gold accents
Dial colours
Black
Availability
No longer offered
Status
No longer in production (discontinued JDM Brightz, 2017)
Not published
Reference, Lug-to-lug, Power reserve, Lume Help verify
Medium confidence Verified Jun 2026 Source: SakuraWatches (SAGZ087) / kakaku.com (SAGZ087 spec) Maker / listing ↗ Suggested by u/StudioZanello
Facts are free to cite with a link.
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Frequently asked questions

What grade of titanium is the Seiko Brightz SAGZ087 (Titanium)?

The Seiko Brightz SAGZ087 (Titanium) has a Titanium (Diamond Shield hard coating) case with a titanium caseback. It is recorded at medium confidence pending a maker-stated grade.

What size is the Seiko Brightz SAGZ087 (Titanium)?

It is 39.0 mm in diameter, 8.79 mm thick, and water resistant to 100 m.

How much does the Seiko Brightz SAGZ087 (Titanium) weigh?

About 76 g.

How much does the Seiko Brightz SAGZ087 (Titanium) cost, and is it available?

It is no longer offered new; the guide keeps it as an archive reference for the used market.

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