Side by side

Spinnaker Bradner GMTvsStudio Underd0g Steffany Blue

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

Bradner GMT
SpinnakerBradner GMT
MSRP $299
Steffany Blue
Studio Underd0gSteffany Blue
MSRP $800

At a glance

11 of 29 specs differ
Diameter
Bradner GMT42mm
Steffany Blue39.5mm
Power Reserve
Bradner GMT40h
Steffany Blue40h
Water Resistance
Bradner GMT180m
Steffany Blue
MSRP
Bradner GMT$299
Steffany Blue$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
Blue

Movement

2 specs
Caliber
Seiko NH34A
Type
Automatic
Manual

Pricing

1 specs
MSRP
$299
$800

Follow this matchup

Get a note when Spinnaker Bradner GMT vs Studio Underd0g Steffany Blue gets more votes, a community discussion, or a price drop. No account needed.

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 Steffany Blue

Owners widely praise the Studio Underd0g Steffany Blue for its beautiful multilayer dial with a floating effect and vivid Super-LumiNova, with one owner finding it smaller and more beautiful than expected. The 37mm case wears nicely, though some find it slightly small for larger wrists. One owner notes the power reserve can fall short of the advertised 48 hours, sometimes lasting only about a day. Overall, owners rate the Studio Underd0g Steffany Blue highly for its striking dial and luminous display.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.