Side by side

Sugess MoonPhase Master S394vsSpinnaker Dumas GMT

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

MoonPhase Master S394
SugessMoonPhase Master S394
MSRP $449
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

14 of 29 specs differ
Diameter
MoonPhase Master S39440mm
Dumas GMT44mm
Power Reserve
MoonPhase Master S39445h
Dumas GMT40h
Water Resistance
MoonPhase Master S39450m
Dumas GMT300m
MSRP
MoonPhase Master S394$449
Dumas GMT$399

Full specifications

Case

8 specs
Category
Chronograph
GMT
Diameter
40mm
44mm
Thickness
13mm
15mm
Lug-to-Lug
46mm
48mm
Lug Width
20mm
22mm
Material
Stainless Steel/Rose Gold
316L Stainless Steel
Water Resistance
50m
300m
Caseback
Display
Solid

Crystal & Dial

1 specs
Dial Color
Case Black
Blue

Movement

4 specs
Caliber
Seagull ST21
Seiko NH34A
Beat Rate
3 vph
28,800 vph
Power Reserve
45h
40h
Complications
GMT, Chronograph, Moonphase, Date
None

Pricing

1 specs
MSRP
$449
$399

Follow this matchup

Get a note when Sugess MoonPhase Master S394 vs Spinnaker Dumas GMT gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Sugess MoonPhase Master S394

Owners widely praise the Sugess MoonPhase Master S394 for its impressive value, offering multiple complications at a sub-$200 price point, with one owner highlighting its deep blue dial and applied markers. While one owner finds the 14mm thickness acceptable and wearable, another notes the included straps are subpar and the movement finishing is rough under magnification. The long lugs can also create a noticeable gap with the strap. On balance, owners rate the Sugess MoonPhase Master S394 highly for the significant complications and aesthetic appeal it delivers at its accessible price.

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.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.