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Grand Seiko Heritage

Grand Seiko Heritage

QuartzSteel

Ref. SBGN007

Collection: HeritageCase size: 40mmMovement: 9F86

The Grand Seiko Heritage, reference SBGN007, is a GMT watch with a 40 mm steel case and is a limited edition of 1200 pieces. Quartz calibre 9F86 has a precision of ±10 seconds per year. The lug-to-lug measurement is 47 mm, and case thickness is 12.2 mm; water resistance is rated to 100 metres. Above the dial is a dual-curved sapphire crystal, with anti-reflective coating on its inner surface. A folding clasp with push button release closes the steel bracelet. A GS9F pattern and quartz symbol form the dial’s motif; the watch has a date display.

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Last updated 9 Oct 2026Suggest a correction

TECHNICAL SPECIFICATIONS

GENERAL

Limited Edition

1,200 pieces

CASE

Diameter

40mm

Thickness

12.2mm

Lug to Lug

47mm

Lug Width

20mm

Case Material

Steel

Water Resistance

100m

Crystal

Sapphire Crystal

MOVEMENT

Movement Type

Quartz

Caliber

9F86

BRACELET/STRAP

Bracelet/Strap

Steel

Clasp Type

Fold Clasp

FEATURES & COMPLICATIONS

DateGMTLimited Edition

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