Grand Seiko Sport Automatic GMT 40.5mm SBGM247
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Grand Seiko Sport Automatic GMT 40.5mm SBGM247 1Grand Seiko Sport Automatic GMT 40.5mm SBGM247 2Grand Seiko Sport Automatic GMT 40.5mm SBGM247 3Grand Seiko Sport Automatic GMT 40.5mm SBGM247 4Grand Seiko Sport Automatic GMT 40.5mm SBGM247 5Grand Seiko Sport Automatic GMT 40.5mm SBGM247 6Grand Seiko Sport Automatic GMT 40.5mm SBGM247 7Grand Seiko Sport Automatic GMT 40.5mm SBGM247 8Grand Seiko Sport Automatic GMT 40.5mm SBGM247 9Grand Seiko Sport Automatic GMT 40.5mm SBGM247 10
Grand Seiko

Grand Seiko Sport Automatic GMT 40.5mm SBGM247

SBGM247
Deal Score37
$4,988
Flyback: fair value est. $5,377
Watch OnlyCondition: Very Good

Why This Score?

Poor deal: moderate seller reputation, good condition. Full set would significantly increase this score..

Key Drivers
Moderate seller reputation
Good condition
Priced at market
Watch only (no box or papers)

The model prioritized pricing data from 1 comparable sales over a 365-day window. Limited data may reduce accuracy.

Watch Specs

gmtsportluxury
40.5mm
Diameter
48.6mm
Lug to Lug
14.4mm
Thickness
20mm
Lug Width
Caliber
9S66
Movement
Automatic
Crystal
Sapphire
Power Reserve
72h
Case Material
stainless_steel
Dial
green
MSRP:
$5,700
Introduced:
2021

Perceived Size

How it wears, not just how it measures

~51mm

vs 49mm L2L

Compact (36mm)Substantial (60mm)

14.4mm case thickness adds +2.2mm wrist presence

Will this fit your wrist?

Slide to your wrist circumference to see the fit diagram.

Wrist circumference17 cm
12cm17cm (avg)22cm

Sold Comps (180 days)

1 sold in 90 days (all conditions)
NewFULL SETBOX ONLYPAPERS ONLYWATCH ONLYAsking Price