Side by side

Seiko Prospex LX linevsYema Superman Worldtime GMT

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

Prospex LX line
SeikoProspex LX line
MSRP $6,500
Superman Worldtime GMT
YemaSuperman Worldtime GMT
MSRP $1,549

At a glance

14 of 29 specs differ
Diameter
Prospex LX line44.8mm
Superman Worldtime GMT39mm
Power Reserve
Prospex LX line72h
Superman Worldtime GMT40h
Water Resistance
Prospex LX line300m
Superman Worldtime GMT300m
MSRP
Prospex LX line$6,500
Superman Worldtime GMT$1,549

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
44.8mm
39mm
Thickness
15.7mm
Lug-to-Lug
50.9mm
Lug Width
22mm
20mm
Material
Titanium
Stainless Steel

Crystal & Dial

3 specs
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
39mm Automatic
Lume
LumiBrite on hands and index(es)
None

Movement

4 specs
Caliber
5R65
Type
Spring Drive
Automatic
Power Reserve
72h
40h
Jewels
30
25

Pricing

1 specs
MSRP
$6,500
$1,549

Follow this matchup

Get a note when Seiko Prospex LX line vs Yema Superman Worldtime GMT gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seiko Prospex LX line

Owners widely report the Seiko Prospex LX line's finishing is a step up from other models, with a case that sits well on the wrist, and some praise the green sunburst dial with blue anti-reflective sapphire crystal as phenomenal. However, owners note the high MSRP limited sales, with some desiring smaller cases and a reduced price, and others experienced quality control issues such as detached second hands and peeling DLC coating, leading to concerns about fragility. On balance, owners feel the Seiko Prospex LX line was discontinued due to pricing that alienated its target market, despite its attractive dial.

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.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.