Side by side

Longines HYDROCONQUEST GMTvsYema Navygraf Heritage

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

HYDROCONQUEST GMT
LonginesHYDROCONQUEST GMT
MSRP $3,350
Navygraf Heritage
YemaNavygraf Heritage
MSRP $990

At a glance

9 of 29 specs differ
Diameter
HYDROCONQUEST GMT41mm
Navygraf Heritage39mm
Power Reserve
HYDROCONQUEST GMT40h
Navygraf Heritage40h
Water Resistance
HYDROCONQUEST GMT300m
Navygraf Heritage100m
MSRP
HYDROCONQUEST GMT$3,350
Navygraf Heritage$990

Full specifications

Case

6 specs
Diameter
41mm
39mm
Thickness
12.9mm
10.85mm
Lug-to-Lug
49.4mm
46mm
Lug Width
21mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Green
Black

Movement

1 specs
Caliber
L844.5
Sellita SW200

Pricing

1 specs
MSRP
$3,350
$990

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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 Navygraf Heritage

Owners widely praise the Yema Navygraf Heritage for its comfortable 39mm wearability and faithful 1970s reissue design, noting craftsmanship better than expected. Some owners report quality control issues including bezel free play and misalignment, while others find the bezel very tight to turn despite precise 120 clicks. The in-house MBP2000 movement is noted by some to be loud and run approximately +10 to +15 seconds per day. On balance, owners appreciate the Yema Navygraf Heritage for its retro aesthetic and comfortable sizing, with noted concerns around movement accuracy and bezel action.

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