Side by side

Seestern S443 Column Wheel ChronographvsLongines HYDROCONQUEST GMT

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

HYDROCONQUEST GMT
LonginesHYDROCONQUEST GMT
MSRP $3,350

At a glance

17 of 29 specs differ
Diameter
S443 Column Wheel Chronograph40mm
HYDROCONQUEST GMT41mm
Power Reserve
S443 Column Wheel Chronograph45hh
HYDROCONQUEST GMT40h
Water Resistance
S443 Column Wheel Chronograph50m
HYDROCONQUEST GMT300m
MSRP
S443 Column Wheel Chronograph$10
HYDROCONQUEST GMT$3,350

Full specifications

Case

7 specs
Category
Chronograph
Diver
Diameter
40mm
41mm
Thickness
13mm
12.9mm
Lug-to-Lug
48.6mm
49.4mm
Lug Width
20mm
21mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
300m

Crystal & Dial

3 specs
Dial Color
Pink
Green
Indices
3D
Applied
Lume
Super BGW9
None

Movement

6 specs
Caliber
Seagull ST1901
L844.5
Type
Manual
Automatic
Beat Rate
3 vph
28,800 vph
Power Reserve
45hh
40h
Jewels
21
25
Complications
Chronograph, Column Wheel
None

Pricing

1 specs
MSRP
$10
$3,350

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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.

Seestern S443 Column Wheel Chronograph

Owners widely praise the Seestern S443 Column Wheel Chronograph for its affordable mechanical chronograph movement with a column wheel, derived from the Venus 175. Some owners appreciate the watch's overall aesthetic, with one noting a preference for the black-yellow variant. The ST19 movement's execution is generally well-regarded, though one owner found the chronograph minute counter could stick, a common issue that may require a watchmaker, while another noted sticky chrono pushers after patina development on the bronze case. The ST19 movement lacks an hours totalizer, and its assembly is not as refined as luxury timepieces, though comparable to entry-level automatics. One owner finds the "hand winding" script font on the dial to be a design flaw. Overall, owners rate the Seestern S443 Column Wheel Chronograph highly for its value as a column wheel chronograph, despite minor assembly and functional quirks.

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.

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