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Rolex GMT-Master IIvsSpinnaker Dumas GMT

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

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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.

Rolex GMT-Master II

Owners widely praise the Rolex GMT-Master II's finishing, legibility, and versatility, with many citing the ceramic bezel's scratch resistance and the excellent Chromalight lume. The Oystersteel case and bracelet are generally well-finished, featuring a comfortable taper and secure clasp, though some note the steel is softer than standard. The GMT function is appreciated for travel, and specific configurations like the "Batman" (BLNR) and "Pepsi" (BLRO) are frequently favored for their aesthetics. One reviewer finds the steel "Pepsi" model sustains its appeal due to the harmonious integration of case, bezel, and Jubilee bracelet. The bidirectional bezel action is described by one owner as lacking satisfying clicks. Acquiring popular steel models at retail can involve wait times exceeding 12-24 months. Overall, owners rate the Rolex GMT-Master II highly for its blend of sport and dress appeal, with specific colorways and the Jubilee bracelet often highlighted as key strengths.

From video reviewers

The GMT-Master II "Root Beer" features a distinctive black and brown Cerachrom bezel and GMT complication. Reviewers did not agree on any weaknesses.

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.

From video reviewers

The Spinnaker Dumas GMT offers robust build quality for its price point. Reviewers noted the 300-meter water resistance.

At a glance

20 of 29 specs differ
Diameter
GMT-Master II40mm
Dumas GMT44mm
Power Reserve
GMT-Master II70h
Dumas GMT
Water Resistance
GMT-Master II100m
Dumas GMT300m
MSRP
GMT-Master II$11,800
Dumas GMT$399

Full specifications

Case

8 specs
Diameter
40mm
44mm
Thickness
15mm
Lug-to-Lug
0mm
48mm
Lug Width
22mm
Material
Oystersteel
316L Stainless Steel
Finish
18 kt Everose gold
Water Resistance
100m
300m
Caseback
Monobloc middle case, screw-down case back and winding crown

Crystal & Dial

4 specs
Crystal Shape
Flat
Dial Color
Black
Blue
Indices
Index
Lume
Chromalight
None

Movement

7 specs
Caliber
3285
Seiko NH34
Beat Rate
28,800 vph
0 vph
Power Reserve
70h
0h
Jewels
34
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$11,800
$399
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