Side by side

Gruppo Gamma Field IIIvsZelos Spearfish 3

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

Field III
Gruppo GammaField III
MSRP $439
Spearfish 3
ZelosSpearfish 3
MSRP $749

At a glance

11 of 29 specs differ
Diameter
Field III40mm
Spearfish 340mm
Power Reserve
Field III41h
Spearfish 340h
Water Resistance
Field III200m
Spearfish 3200m
MSRP
Field III$439
Spearfish 3$749

Full specifications

Case

5 specs
Category
Field
Diver
Thickness
14mm
11.5mm
Lug-to-Lug
48.5mm
40mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Black
Diver - Forged Carbon
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Seiko Instruments NH38A
La Joux-Perret G100
Power Reserve
41h
40h

Pricing

1 specs
MSRP
$439
$749

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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.

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.

Zelos Spearfish 3

The Zelos Spearfish 3 is widely praised for its exceptional finishing, with razor-sharp polish and flawless brushed transitions that owners feel exceed its price point. The 40mm case is noted for its wearability, and the La Joux-Perret G100 movement offers a 68-hour power reserve, with reported accuracy averaging +2.6 seconds per day. Reviewers highlight the exceptionally smooth bi-directional bezel and a tool-less micro-adjustment clasp described as best-in-class among microbrands. The sapphire sandwich construction and lumed bezel are also cited as desirable features. Overall, owners and reviewers rate the Zelos Spearfish 3 highly for its outstanding finishing and value at its price point.

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