Side by side

Seestern S443 Column Wheel ChronographvsSpinnaker Dumas GMT

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

Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

16 of 29 specs differ
Diameter
S443 Column Wheel Chronograph40mm
Dumas GMT44mm
Power Reserve
S443 Column Wheel Chronograph45hh
Dumas GMT40h
Water Resistance
S443 Column Wheel Chronograph50m
Dumas GMT300m
MSRP
S443 Column Wheel Chronograph$10
Dumas GMT$399

Full specifications

Case

6 specs
Category
Chronograph
GMT
Diameter
40mm
44mm
Thickness
13mm
15mm
Lug-to-Lug
48.6mm
48mm
Lug Width
20mm
22mm
Water Resistance
50m
300m

Crystal & Dial

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

Movement

6 specs
Caliber
Seagull ST1901
Seiko NH34A
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
$399

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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.

Spinnaker Dumas GMT

Owners praise the Spinnaker Dumas GMT's satisfying lume, including on the crown, and good finishing, with one owner finding it wears well on a 17cm wrist. The watch features a Seiko NH34A GMT movement and a blue gradient dial. Reviewers note its 44mm diameter and 209g weight on the bracelet make it unsuitable for smaller wrists.

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