Side by side

Seiko King Seiko VANACvsGruppo Gamma Field III GMT

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

King Seiko VANAC
SeikoKing Seiko VANAC
MSRP $3,850
Field III GMT
Gruppo GammaField III GMT
MSRP $459

At a glance

14 of 29 specs differ
Diameter
King Seiko VANAC41mm
Field III GMT40mm
Power Reserve
King Seiko VANAC72h
Field III GMT41h
Water Resistance
King Seiko VANAC100m
Field III GMT200m
MSRP
King Seiko VANAC$3,850
Field III GMT$459

Full specifications

Case

6 specs
Category
Dress
GMT
Diameter
41mm
40mm
Thickness
14.3mm
14mm
Lug-to-Lug
45.1mm
48.5mm
Lug Width
17mm
22mm
Water Resistance
100m
200m

Crystal & Dial

3 specs
Crystal Shape
Box
Flat
AR Coating
Anti-reflective coating on inner surface
Yes
Lume
LumiBrite on hands and index(es)
Super-LumiNova

Movement

4 specs
Caliber
8L45
Seiko Instruments NH38A
Power Reserve
72h
41h
Jewels
35
25
Complications
None
GMT

Pricing

1 specs
MSRP
$3,850
$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.

Seiko King Seiko VANAC

Owners widely praise the King Seiko VANAC's sharp case lines, intricate finishing, and unique 1970s aesthetic, with many highlighting the striking dial colors and premium feel. Reviewers note the 41mm titanium case, box sapphire crystal, 100m water resistance, and the 72-hour power reserve of the 8L45 movement, rated to -5/+10 seconds per day. Some owners find the bracelet design could be improved with a narrower taper, and the watch's thickness is a concern for some, particularly given its price point. The consensus is that the King Seiko VANAC offers a distinctive vintage-inspired design and quality finishing, making it a compelling, albeit polarizing, choice.

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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