Grand Seiko Green Hi-Beat GMT (Ref. SBGJ239)

The Grand Seiko Green Hi-Beat GMT Ref. SBGJ239 combines Japanese craftsmanship with sophisticated travel functionality. Featuring a substantial 44.2mm stainless steel case, a forest-inspired green dial, a black-and-white sapphire bezel, and a brown crocodile leather strap, this Sport Collection timepiece offers a distinctive and refined appearance.

Powered by the automatic Grand Seiko Calibre 9S86, operating at 36,000 vibrations per hour, it delivers approximately 55 hours of power reserve and a GMT complication capable of displaying up to three time zones. Its red GMT hand, LumiBrite accents, Zaratsu-polished case, and 200-meter water resistance combine precision, durability, and everyday practicality.

This 2023 example is presented in very good pre-owned condition and comes as a full set with its original Grand Seiko box and papers. Please review all photos carefully for an accurate representation of its condition.

The SBGJ239 is an exceptional choice for collectors seeking a distinctive luxury sports watch with Grand Seiko’s renowned finishing and high-frequency mechanical performance.

Key Features

Reference: SBGJ239
Collection: Grand Seiko Sport Collection
Case Size: 44.2 mm
Case Material: Stainless steel
Bezel: Bidirectional rotating 24-hour bezel
Bezel Material: Stainless steel with sapphire crystal insert
Bezel Color: Black and white
Dial: Green dial
Movement: Automatic Hi-Beat mechanical
Caliber: Grand Seiko Calibre 9S86
Power Reserve: Approximately 55 hours
Frequency: 36,000 vibrations per hour
Functions: Hours, minutes, seconds, GMT, date, and multiple-time-zone display
Crystal: Dual-curved sapphire crystal with anti-reflective coating
Caseback: Stainless steel caseback
Strap: Brown crocodile leather strap
Clasp: Folding clasp with push-button release
Water Resistance: 200 meters
Magnetic Resistance: 4,800 A/m
Year: 2023
Month: June
Condition: Pre-Owned, Very Good
Limited Edition: No

Included in Sale

Original Grand Seiko box
Original Grand Seiko papers
Brown crocodile leather strap
Stainless steel folding clasp

Additional accessories, as pictured

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