Side by side

Nivada Grenchen Antarctic GMTvsSeiko 5 Sports Field series

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

Antarctic GMT
Nivada GrenchenAntarctic GMT
MSRP $1,740
5 Sports Field series
Seiko5 Sports Field series
MSRP $450

At a glance

15 of 29 specs differ
Diameter
Antarctic GMT38mm
5 Sports Field series39.4mm
Power Reserve
Antarctic GMT42h
5 Sports Field series41h
Water Resistance
Antarctic GMT50m
5 Sports Field series100m
MSRP
Antarctic GMT$1,740
5 Sports Field series$450

Full specifications

Case

6 specs
Diameter
38mm
39.4mm
Thickness
11.1mm
13.6mm
Lug-to-Lug
42mm
47.9mm
Finish
Brushed + Polished + Satin
Brushed and polished
Water Resistance
50m
100m
Caseback
Engraved
Solid

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Crystal Shape
Flat
Curved
Lume
Super-LumiNova C3
LumiBrite on hands and index(es)

Movement

5 specs
Caliber
Sellita SW330
4R34
Beat Rate
4 vph
28,800 vph
Power Reserve
42h
41h
Jewels
25
24
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$1,740
$450

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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.

Nivada Grenchen Antarctic GMT

The Nivada Grenchen Antarctic GMT is widely praised for its authentic retro charm and excellent 36mm case proportions, with reviewers highlighting its faithful 1970s revival design and warm aesthetic. The watch features a Super Compressor-style case, a boxed Plexiglass crystal, and a caller-style Soprod C125 GMT movement with a 42-hour power reserve. However, its 50-meter water resistance is considered acceptable but not robust for a sporty watch, and the GMT hand is noted as being short and difficult to read by some. The internal bezel's tactile feedback could be stronger, and the Plexiglass crystal scratches easily. On balance, reviewers find the Nivada Grenchen Antarctic GMT to be a compelling retro-vintage option for smaller-cased GMTs, particularly for its design and compact sizing at its price point.

Seiko 5 Sports Field series

The Seiko 5 Sports Field series offers an accessible explorer-style watch with a 41mm stainless steel case, 100m water resistance, and a Hardlex crystal. The Field GMT model features a caller GMT complication powered by the 4R34 movement, while the standard Field models use the 4R36 with a 41-hour power reserve. Both models include Arabic numerals coated in LumiBrite and a lumed pearl on the bezel. On balance, the Seiko 5 Sports Field GMT is a well-regarded entry-level explorer watch for its price point, despite its office-style GMT function.

From video reviewers

The prominent five-sided GMT hand enhances legibility and adds a sophisticated aesthetic to the watch. The Seiko 5 Sports Field series offers similar functionality to the Explorer 2 at a lower price, making it a valuable option. Reviewers disagree on whether it's a missed opportunity for Seiko to release this model first, with one reviewer implying it would have been a more logical addition to their lineup.

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