Side by side

Longines HYDROCONQUEST GMTvsYema Superman Tourbillon CMM.31 Limited Edition

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

HYDROCONQUEST GMT
LonginesHYDROCONQUEST GMT
MSRP $3,350
Superman Tourbillon CMM.31 Limited Edition
YemaSuperman Tourbillon CMM.31 Limited Edition
MSRP $13,000

At a glance

8 of 29 specs differ
Diameter
HYDROCONQUEST GMT41mm
Superman Tourbillon CMM.31 Limited Edition43mm
Power Reserve
HYDROCONQUEST GMT40h
Superman Tourbillon CMM.31 Limited Edition40h
Water Resistance
HYDROCONQUEST GMT300m
Superman Tourbillon CMM.31 Limited Edition300m
MSRP
HYDROCONQUEST GMT$3,350
Superman Tourbillon CMM.31 Limited Edition$13,000

Full specifications

Case

4 specs
Diameter
41mm
43mm
Thickness
12.9mm
11.7mm
Lug-to-Lug
49.4mm
Lug Width
21mm
22mm

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Green
Steel

Movement

1 specs
Caliber
L844.5
Yema CMM.31 Tourbillon

Pricing

1 specs
MSRP
$3,350
$13,000

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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 Tourbillon CMM.31 Limited Edition

Owners praise the Yema Superman Tourbillon CMM.31 Limited Edition as an incredible and crazy watch, appreciating its unnecessary tourbillon complication and impressive specifications at a remarkable price point. The titanium construction contributes to comfort despite the 43mm case size. One reviewer notes the bracelet clasp's extension system is somewhat crude. On balance, owners and reviewers rate the Yema Superman Tourbillon CMM.31 Limited Edition highly for its compelling tourbillon feature at an accessible price.

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