Side by side

Pinion NeutronvsSpinnaker Dumas GMT

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

Neutron
PinionNeutron
MSRP $1,600
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

13 of 29 specs differ
Diameter
Neutron38mm
Dumas GMT44mm
Power Reserve
Neutron40h
Dumas GMT40h
Water Resistance
Neutron100m
Dumas GMT300m
MSRP
Neutron$1,600
Dumas GMT$399

Full specifications

Case

7 specs
Category
Sport
GMT
Diameter
38mm
44mm
Thickness
11mm
15mm
Lug-to-Lug
45mm
48mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Black
Blue
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Sellita SW200-1
Seiko NH34A
Power Reserve
40h
40h

Pricing

1 specs
MSRP
$1,600
$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.

Pinion Neutron

The Pinion Neutron is widely praised for its refined 38mm design, detailed guilloché dial, and high build quality. Owners highlight the very well-finished case and amazing dial, with one noting the movement is regulated to within ±5 seconds per day. The watch is considered a strong contender at its price point, though one owner found the OEM straps to be poor and replaced them with an aftermarket option. Overall, owners and reviewers rate the Pinion Neutron highly for its exceptional dial finishing and refined case design at its 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.

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