Side by side

Bremont S500vsSpinnaker Bradner GMT

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

S500
BremontS500
MSRP $4,395
Bradner GMT
SpinnakerBradner GMT
MSRP $299

At a glance

10 of 29 specs differ
Diameter
S50043mm
Bradner GMT42mm
Power Reserve
S50040h
Bradner GMT40h
Water Resistance
S500500m
Bradner GMT180m
MSRP
S500$4,395
Bradner GMT$299

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
43mm
42mm
Thickness
15mm
Lug-to-Lug
50mm
Lug Width
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
500m
180m

Crystal & Dial

1 specs
Dial Color
Orange
Brown

Movement

1 specs
Caliber
BE-92AE
Seiko NH34A

Pricing

1 specs
MSRP
$4,395
$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.

Bremont S500

Owners widely praise the Bremont S500's excellent Super-LumiNova lume and refined finishing, with many finding its 43mm case comfortable and versatile on the wrist due to short lugs and an offset crown. Reviewers and owners alike note its handsome, rugged design and improved dial legibility for diving. However, some find the 16mm to 16.5mm thickness less practical for daily wear, and one reviewer flags legibility issues with the dark dial and hands. Concerns are raised by one source regarding the three-piece case construction's long-term water resistance for actual diving, while another criticizes the understated bezel markings and the second hand's visibility in low light. The COSC-certified ETA 2836-2 movement provides a 38-hour power reserve. On balance, owners and reviewers rate the Bremont S500 highly for its distinctive design and robust build quality, despite some reservations about its thickness and specific legibility elements.

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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