Side by side

Massena LAB Dato-RacervsGruppo Gamma Field III GMT

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

Dato-Racer
Massena LABDato-Racer
MSRP $1,595
Field III GMT
Gruppo GammaField III GMT
MSRP $459

At a glance

11 of 29 specs differ
Diameter
Dato-Racer40mm
Field III GMT40mm
Power Reserve
Dato-Racer38h
Field III GMT41h
Water Resistance
Dato-Racer50m
Field III GMT200m
MSRP
Dato-Racer$1,595
Field III GMT$459

Full specifications

Case

5 specs
Category
Sport
GMT
Thickness
10.5mm
14mm
Lug-to-Lug
46mm
48.5mm
Lug Width
20mm
22mm
Water Resistance
50m
200m

Crystal & Dial

1 specs
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
SW400-1
Seiko Instruments NH38A
Power Reserve
38h
41h
Jewels
26
25
Complications
None
GMT

Pricing

1 specs
MSRP
$1,595
$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.

Massena LAB Dato-Racer

Owners widely praise the Massena LAB Dato-Racer as an excellent everyday watch, appreciating its blend of 1970s-inspired aesthetics with modern dimensions. This model is a limited edition of 99 pieces. On balance, owners rate the Massena LAB Dato-Racer highly for its successful fusion of vintage design and contemporary wearability.

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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