The Titanium Field Guide

Seiko Brightz SAGJ001 (Titanium)

Archive · used only

The Seiko Brightz SAGJ001 (Titanium) is a discontinued dress watch with a Titanium (grade undisclosed) case, finished with brushed and polished. 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 watchesOn a titanium bracelet
Titanium
Titanium (grade undisclosed)
Water resistance
100 m
Type
Dress
Price
– · Y126,000 at launch (JDM); secondary market only
Case diameter
39.0 mm
Origin
Japan
Movement
High-accuracy quartz (plus or minus 20 sec/year)
Caliber
Seiko Cal. 7J21
Complications
Time only
Case shape
Round
Case colour
Natural / grey
Finish technology
Natural finish
Surface treatment
Brushed and polished
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Titanium bracelet
Titanium bracelet
Standard
Crystal
Sapphire
Display back
No
Dial
Black enamel
Dial colours
Black
Availability
No longer offered
Status
No longer in production (discontinued JDM Brightz, released 2004)
Not published
Reference, Thickness, Lug-to-lug, Weight, Power reserve, Caseback, Lume Help verify
Medium confidence Verified Jun 2026 Source: Provenance Watches (SAGJ001 full titanium, 7J21 HAQ) / kakaku.com (SAGJ001 spec: quartz, 100 m, 2004) Maker / listing ↗ Suggested by u/StudioZanello
Facts are free to cite with a link.
Reader reviews & photosContribute photo or review
No reviews yet. Be the first to write one.
See it in the interactive guideGet new-watch alertsContribute a photo or review

Browse all titanium watch comparisons →

Similar titanium watches

Berny Quartz Titanium Dress Watch T2597BernyQuartz Titanium Dress Watch T2597$69.9938.0 mmDresssame category · same style · similar size · same movementBoccia Titanium 3565BocciaTitanium 3565$7538.5 mm7.5 mm thickDresssame category · same style · similar size · same movementBerny Quartz Titanium Dress Watch T2570BernyQuartz Titanium Dress Watch T2570$78.9938.0 mmDresssame category · same style · similar size · same movementBerny Quartz Titanium Dress Watch T2567BernyQuartz Titanium Dress Watch T2567$87.9938.0 mmDresssame category · same style · similar size · same movementBoccia Titanium 3550BocciaTitanium 3550$11340.0 mm8 mm thickDresssame category · same style · similar size · same movementBoccia Titanium 3561BocciaTitanium 3561$14638.0 mm6 mm thickDresssame category · same style · similar size · same movement
BocciaTitanium 3595$14639.2 mm8.2 mm thickDresssame category · same style · similar size · same movementBoccia Titanium 3549BocciaTitanium 3549$15740.0 mmDresssame category · same style · similar size · same movement

Alternatives to the Seiko Brightz SAGJ001 (Titanium)

Boccia Titanium 3552BocciaTitanium 3552$15738.0 mm7 mm thickDresssame category · same style · similar size · same movementBoccia Titanium 3596BocciaTitanium 3596$16240.1 mm9 mm thickDresssame category · same style · similar size · same movementBoccia Titanium 3573BocciaTitanium 3573$17841.0 mm10.5 mm thickDresssame category · same style · similar size · same movementBoccia Titanium 3548BocciaTitanium 3548$18940.0 mmDresssame category · same style · similar size · same movementBoccia Titanium 3588BocciaTitanium 3588$18941.0 mm10.5 mm thickDresssame category · same style · similar size · same movementRoyce Concept Titanium 3589RoyceConcept Titanium 3589$21141.0 mm10.5 mm thickDresssame category · same style · similar size · same movement

More titanium watches from Seiko

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

Frequently asked questions

What grade of titanium is the Seiko Brightz SAGJ001 (Titanium)?

The Seiko Brightz SAGJ001 (Titanium) has a Titanium (grade undisclosed) case. It is recorded at medium confidence pending a maker-stated grade.

What size is the Seiko Brightz SAGJ001 (Titanium)?

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

How much does the Seiko Brightz SAGJ001 (Titanium) cost, and is it available?

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

All titanium Seiko watches · Titanium dress watches · All 1,163 watches

Learn: Titanium grades · Surface treatments · Why titanium scratches · How to read a spec

How we verify & grade · Image & Trademark Policy · Terms & Conditions