Side by side

Seiko 5 Sports Field seriesvsYema Superman Worldtime GMT

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

5 Sports Field series
Seiko5 Sports Field series
MSRP $450
Superman Worldtime GMT
YemaSuperman Worldtime GMT
MSRP $1,549

At a glance

12 of 29 specs differ
Diameter
5 Sports Field series39.4mm
Superman Worldtime GMT39mm
Power Reserve
5 Sports Field series41h
Superman Worldtime GMT40h
Water Resistance
5 Sports Field series100m
Superman Worldtime GMT300m
MSRP
5 Sports Field series$450
Superman Worldtime GMT$1,549

Full specifications

Case

4 specs
Diameter
39.4mm
39mm
Thickness
13.6mm
Lug-to-Lug
47.9mm
Water Resistance
100m
300m

Crystal & Dial

4 specs
Crystal
Hardlex
Sapphire
Crystal Shape
Curved
Flat
Dial Color
Black
39mm Automatic
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
4R34
Power Reserve
41h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$450
$1,549

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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 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.

Yema Superman Worldtime GMT

Owners widely praise the Yema Superman Worldtime GMT for its premium feel, unique bezel-lock mechanism, and attractive domed crystal. Some owners note the aluminum bezel insert is less desirable than ceramic and report the bracelet clasp can be stiff or difficult to open. Inconsistent quality control and poor customer service have been flagged by some owners. On balance, owners value the Yema Superman Worldtime GMT for its distinctive features and comfortable wearability.

From video reviewers

The "Coke" bezel and maxi dial are attractive design elements. The in-house automatic GMT movement is a French alternative to pricier GMTs.

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