Side by side

Spinnaker Dumas GMTvsSugess Tourbillon Master SU8004

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

Dumas GMT
SpinnakerDumas GMT
MSRP $399
Tourbillon Master SU8004
SugessTourbillon Master SU8004
MSRP $1,199

At a glance

13 of 29 specs differ
Diameter
Dumas GMT44mm
Tourbillon Master SU800441mm
Power Reserve
Dumas GMT40h
Tourbillon Master SU800440h
Water Resistance
Dumas GMT300m
Tourbillon Master SU80045m
MSRP
Dumas GMT$399
Tourbillon Master SU8004$1,199

Full specifications

Case

8 specs
Category
GMT
Chronograph
Diameter
44mm
41mm
Thickness
15mm
10mm
Lug-to-Lug
48mm
46mm
Lug Width
22mm
21mm
Material
316L Stainless Steel
Stainless Steel/Rose Gold
Water Resistance
300m
5m
Caseback
Solid
Display

Crystal & Dial

1 specs
Dial Color
Blue
Black

Movement

3 specs
Caliber
Seiko NH34A
Seagull ST8230
Beat Rate
28,800 vph
3 vph
Complications
None
GMT, Moonphase, Day-date, Date

Pricing

1 specs
MSRP
$399
$1,199

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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.

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.

Sugess Tourbillon Master SU8004

The tourbillon complication at this price point is a significant strength. Reviewers did not reach a consensus on any weaknesses.

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