Side by side

Longines HYDROCONQUEST GMTvsYema Superman Worldtime GMT

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

HYDROCONQUEST GMT
LonginesHYDROCONQUEST GMT
MSRP $3,350
Superman Worldtime GMT
YemaSuperman Worldtime GMT
MSRP $1,549

At a glance

8 of 29 specs differ
Diameter
HYDROCONQUEST GMT41mm
Superman Worldtime GMT39mm
Power Reserve
HYDROCONQUEST GMT40h
Superman Worldtime GMT40h
Water Resistance
HYDROCONQUEST GMT300m
Superman Worldtime GMT300m
MSRP
HYDROCONQUEST GMT$3,350
Superman Worldtime GMT$1,549

Full specifications

Case

5 specs
Category
Diver
GMT
Diameter
41mm
39mm
Thickness
12.9mm
Lug-to-Lug
49.4mm
Lug Width
21mm
20mm

Crystal & Dial

1 specs
Dial Color
Green
39mm Automatic

Movement

1 specs
Caliber
L844.5

Pricing

1 specs
MSRP
$3,350
$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.

Longines HYDROCONQUEST GMT

Owners widely praise the Longines HYDROCONQUEST GMT for its excellent finishing, smooth winding action, and overall value, with some finding its build quality and colorways superior to higher-priced competitors. Reviewers and owners alike note its robustness as a traveler's dive watch with a true GMT movement. Some owners find the round markers at 6 and 9 disrupt dial symmetry, and the GMT hour markers are described as tiny and difficult to read. The date wheel can be mismatched on certain dial colors, and the bracelet clasp is noted as sharp by one reviewer. While some owners wish for a smaller case size, others find the 41mm comfortable. The bezel action is flagged as having bounce-back by one owner, though the brushed finish effectively hides wear. Overall, owners and reviewers rate the Longines HYDROCONQUEST GMT highly for its robust build and excellent value proposition.

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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