Side by side

Spinnaker Bradner GMTvsStudio Underd0g Full Moon

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

Bradner GMT
SpinnakerBradner GMT
MSRP $299
Full Moon
Studio Underd0gFull Moon
MSRP $800

At a glance

11 of 29 specs differ
Diameter
Bradner GMT42mm
Full Moon39.5mm
Power Reserve
Bradner GMT40h
Full Moon40h
Water Resistance
Bradner GMT180m
Full Moon
MSRP
Bradner GMT$299
Full Moon$800

Full specifications

Case

7 specs
Category
GMT
Casual
Diameter
42mm
39.5mm
Thickness
15mm
Lug-to-Lug
50mm
Lug Width
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
180m

Crystal & Dial

1 specs
Dial Color
Brown
Standard

Movement

2 specs
Caliber
Seiko NH34A
Type
Automatic
Manual

Pricing

1 specs
MSRP
$299
$800

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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 Bradner GMT

The Spinnaker Bradner GMT is praised for its awesome lume and comfortable wearability, with one owner noting the rubber strap is very comfortable and the beads of rice bracelet fits well on smaller wrists. Some find its 15mm thickness and bold colorway may not appeal to everyone, and one owner views it as more of a casual GMT with tool-watch styling than a diver. Overall, owners rate the Spinnaker Bradner GMT highly for its value and comfortable wearability.

Studio Underd0g Full Moon

Owners widely praise the Studio Underd0g Full Moon's harmonious creamy dial and its 37mm case, which fits flawlessly. The innovative sapphire disc with numerals is a highlight, though two visible screws holding it are noted as a minor aesthetic drawback. Some owners find the watch overpriced, while others see value in the upgraded Sellita movement under $1k. Lume is surprisingly good, and the included NATO strap is preferred by some over the leather. Accuracy ranges from +1/+2 seconds per day to about -6 seconds per day. On balance, owners rate the Studio Underd0g Full Moon highly for its versatile dial and well-fitting case at the price point.

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