Side by side

Sinn 358 DIAPALvsSpinnaker Bradner GMT

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

358 DIAPAL
Sinn358 DIAPAL
MSRP $4,255
Bradner GMT
SpinnakerBradner GMT
MSRP $299

At a glance

16 of 29 specs differ
Diameter
358 DIAPAL42mm
Bradner GMT42mm
Power Reserve
358 DIAPAL48h
Bradner GMT40h
Water Resistance
358 DIAPAL100m
Bradner GMT180m
MSRP
358 DIAPAL$4,255
Bradner GMT$299

Full specifications

Case

6 specs
Category
Tool
GMT
Lug-to-Lug
50mm
Material
Stainless Steel
316L Stainless Steel
Finish
satinized
Brushed and polished
Water Resistance
100m
180m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Anthracite
Brown
Indices
Applied
Lume
Luminescent
None

Movement

4 specs
Caliber
LJP L100
Seiko NH34A
Power Reserve
48h
40h
Jewels
26
25
Complications
GMT, Date, Chronograph
None

Pricing

1 specs
MSRP
$4,255
$299

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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.

Sinn 358 DIAPAL

The Sinn 358 DIAPAL is widely praised as a handsome, unfussy tool watch with excellent legibility and solid construction, featuring a reliable and exact second timezone complication. Owners and reviewers highlight its DIAPAL oil-free escapement and Ar-Dehumidifying technology for contributing to its accuracy, and note the 42mm brushed stainless steel case is well-sized. One reviewer flags the skeletonized GMT hand as sometimes lacking legibility. Overall, owners and reviewers rate the Sinn 358 DIAPAL highly for its robust build and practical travel watch functionality.

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.

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