Side by side

Tudor Black Bay GMT S&GvsGruppo Gamma Field III GMT

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

Black Bay GMT S&G
TudorBlack Bay GMT S&G
MSRP $5,825
Field III GMT
Gruppo GammaField III GMT
MSRP $459

At a glance

16 of 29 specs differ
Diameter
Black Bay GMT S&G41mm
Field III GMT40mm
Power Reserve
Black Bay GMT S&G70h
Field III GMT41h
Water Resistance
Black Bay GMT S&G200m
Field III GMT200m
MSRP
Black Bay GMT S&G$5,825
Field III GMT$459

Full specifications

Case

5 specs
Diameter
41mm
40mm
Thickness
14.6mm
14mm
Lug-to-Lug
46mm
48.5mm
Finish
Polished + Satin
Brushed and polished
Caseback
Engraved
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Yes
Indices
Applied
Lume
None
Super-LumiNova

Movement

6 specs
Caliber
MT5652
Seiko Instruments NH38A
Beat Rate
0 vph
28,800 vph
Power Reserve
70h
41h
Jewels
0
25
Hacking
No
Yes
Hand-winding
No
Yes

Pricing

1 specs
MSRP
$5,825
$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.

Tudor Black Bay GMT S&G

Owners widely praise the Tudor Black Bay GMT S&G for its muted gold tone and cohesive design, with reviewers noting its value proposition around $5,000-$5,300, powered by an in-house GMT movement. Some owners find the 41mm case and weight make it feel large on the wrist, while reviewers are split on wearability and the execution of the "Root Beer" aesthetic. Concerns are raised about the aluminum bezel insert and initial wear on the gold plating at its price point, though some see the gold-capped bracelet and crown as understandable compromises. Overall, owners and reviewers rate the Tudor Black Bay GMT S&G highly for its unique aesthetic and strong value, with the cohesive design and GMT functionality being key draws.

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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