Side by side

Tuseno ShellbackvsGruppo Gamma Field III

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

What people say

Owners + reviewers, side by side

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

Tuseno Shellback

The build quality is cited as a significant strength. Availability is a weakness, with stock running low.

Gruppo Gamma Field III

The watch's 200m water resistance is a notable strength. A weakness is the use of the Seiko NH34A GMT movement, which might be considered less desirable than some other options due to its relatively lower grade compared to other movements in this price range.

At a glance

9 of 29 specs differ
Diameter
Shellback40mm
Field III40mm
Power Reserve
Shellback
Field III41h
Water Resistance
Shellback200m
Field III200m
MSRP
Shellback$840
Field III$439

Full specifications

Case

4 specs
Category
Field
Thickness
11.9mm
14mm
Lug-to-Lug
47mm
48.5mm
Lug Width
20mm
22mm

Crystal & Dial

2 specs
AR Coating
Yes
Dial Color
Yellow

Movement

2 specs
Caliber
Sellita SW200-1
Seiko NH38
Power Reserve
41h

Pricing

1 specs
MSRP
$840
$439
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