Side by side

Grand Seiko SBGM245vsGruppo Gamma Field III GMT

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

SBGM245
Grand SeikoSBGM245
MSRP $6,100
Field III GMT
Gruppo GammaField III GMT
MSRP $459

At a glance

9 of 29 specs differ
Diameter
SBGM24540.5mm
Field III GMT40mm
Power Reserve
SBGM24572h
Field III GMT41h
Water Resistance
SBGM245200m
Field III GMT200m
MSRP
SBGM245$6,100
Field III GMT$459

Full specifications

Case

4 specs
Diameter
40.5mm
40mm
Thickness
14.4mm
14mm
Lug-to-Lug
48.6mm
48.5mm
Lug Width
20mm
22mm

Crystal & Dial

1 specs
Lume
None
Super-LumiNova

Movement

3 specs
Caliber
9S66
Seiko Instruments NH38A
Power Reserve
72h
41h
Complications
None
GMT

Pricing

1 specs
MSRP
$6,100
$459

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Grand Seiko SBGM245

Owners widely appreciate the Grand Seiko SBGM245 for its blend of sport and luxury, with one enthusiast highlighting its superior workmanship over quartz movements. However, opinions on its size vary, as one owner found the SBGM245 too large, preferring the comfort of a different variant. Overall, owners value the Grand Seiko SBGM245 for its refined craftsmanship, though its wearability is a point of personal preference.

Gruppo Gamma Field III GMT

Owners praise the Gruppo Gamma Field III GMT for its look and value, with specific mentions of its sandwich dial and comfortable OEM straps. One owner notes incredible quality for the price across their Gruppo Gamma watches. The watch features a 40mm brushed stainless steel case, box sapphire crystal, and a Seiko NH34A movement with a 41-hour power reserve and stated accuracy of -20~+40 s/day. Some find the lack of a date window a drawback for a GMT, and question its differentiation from other NH34-powered watches. On balance, owners and reviewers find the Gruppo Gamma Field III GMT to be a good value with quality construction for its price point.

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