Side by side

Seiko 5KXvsGruppo Gamma Field III GMT Date

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.

Seiko 5KX

Owners widely praise the Seiko 5 Sports SKX series for its strong lume and comfortable wearability, with many noting its compact feel due to a short lug-to-lug length. The NH36 movement's accuracy varies, with typical performance between +/-5 to 10 seconds per day, though some report better. A lack of screw-down crown and ISO certification are noted drawbacks for its water resistance. Some owners find the bracelet to be of cheaper construction with hollow links, and a few have reported quality control issues. The consensus is that the Seiko 5 Sports SKX series offers good value for its price, appealing to those who appreciate its tool-like nature and iconic lineage.

Gruppo Gamma Field III GMT Date

Owners widely praise the Gruppo Gamma Field III GMT Date for its awesome looks, quality, and good value. The watch features a 40mm brushed 316L stainless steel case, box sapphire crystal, and 200m water resistance, powered by a Seiko NH34A movement. Some reviewers note the NH34A movement's accuracy can range from -20~+40 seconds per day, though one reviewer reported +5 seconds per day with a regulated movement. The dial's dense layout with Arabic numerals can be overwhelming for some, and one owner found the size unsuitable for smaller wrists. On balance, owners rate the Gruppo Gamma Field III GMT Date highly for its impressive finishing and toolish design at its price point.

At a glance

13 of 29 specs differ
Diameter
5KX42.5mm
Field III GMT Date40mm
Power Reserve
5KX41h
Field III GMT Date41h
Water Resistance
5KX100m
Field III GMT Date200m
MSRP
5KX$350
Field III GMT Date$459

Full specifications

Case

5 specs
Category
Diver
GMT
Diameter
42.5mm
40mm
Thickness
13.4mm
14mm
Lug-to-Lug
46mm
48.5mm
Water Resistance
100m
200m

Crystal & Dial

3 specs
Crystal
Hardlex
Sapphire
AR Coating
Inner
Yes
Lume
LumiBrite on hands and index(es)
Super-LumiNova

Movement

4 specs
Caliber
4R36
Seiko Instruments NH38A
Power Reserve
41h
41h
Jewels
24
25
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$350
$459
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