Side by side

RZE UTD-8000vsSpinnaker Dumas GMT

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

UTD-8000
RZEUTD-8000
MSRP $279
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

13 of 29 specs differ
Diameter
UTD-800040mm
Dumas GMT44mm
Power Reserve
UTD-800040h
Dumas GMT40h
Water Resistance
UTD-8000200m
Dumas GMT300m
MSRP
UTD-8000$279
Dumas GMT$399

Full specifications

Case

8 specs
Category
Tool
GMT
Diameter
40mm
44mm
Thickness
13.4mm
15mm
Lug-to-Lug
49.5mm
48mm
Lug Width
20mm
22mm
Material
Grade 5 Titanium
316L Stainless Steel
Water Resistance
200m
300m
Caseback
Screw secured titanium caseback
Solid

Crystal & Dial

2 specs
AR Coating
Underside
Inner
Dial Color
Black
Blue

Movement

2 specs
Caliber
Seiko VK64
Seiko NH34A
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$279
$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.

RZE UTD-8000

The RZE UTD-8000 is praised for its full titanium construction with scratch-resistant coatings and comfortable wearability, offering significant value at its price point. Reviewers note its modern materials like Cerakote-coated titanium and sapphire crystal, though its feature set does not rival more expensive digital competitors. Overall, the RZE UTD-8000 is considered a compelling enthusiast piece for its material execution and value.

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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