Side by side

Boldr BOLDR x NitecorevsSpinnaker Dumas GMT

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

BOLDR x Nitecore
BoldrBOLDR x Nitecore
MSRP $449
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

12 of 29 specs differ
Diameter
BOLDR x Nitecore38mm
Dumas GMT44mm
Power Reserve
BOLDR x Nitecore40h
Dumas GMT40h
Water Resistance
BOLDR x Nitecore200m
Dumas GMT300m
MSRP
BOLDR x Nitecore$449
Dumas GMT$399

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
38mm
44mm
Thickness
12.8mm
15mm
Lug-to-Lug
44mm
48mm
Lug Width
20mm
22mm
Material
Titanium
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
The Kraken by BOLDR x Nitecore
Blue
Lume
Super-LumiNova
None

Movement

1 specs
Caliber
Seiko NH35A
Seiko NH34A

Pricing

1 specs
MSRP
$449
$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.

BOLDR x Nitecore

BOLDR x Nitecore is widely praised for its lightweight 38mm PVD titanium case, excellent legibility, and perfect sizing. Owners and reviewers highlight the unique, topographical map-inspired dial offering fantastic depth, complemented by color-matched Old-Radium C3 lume and subtle branding. The watch is described as durable and powerfully lumed, with the included Nitecore TIKI torch capable of boosting its glow. On balance, owners and reviewers rate the BOLDR x Nitecore highly for its exceptional lume and distinctive dial design at its price point.

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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