Side by side

Sugess Seestern Heritage S436-2 BB GMTvsSpinnaker Bradner GMT

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

Seestern Heritage S436-2 BB GMT
SugessSeestern Heritage S436-2 BB GMT
MSRP $299
Bradner GMT
SpinnakerBradner GMT
MSRP $299

At a glance

12 of 29 specs differ
Diameter
Seestern Heritage S436-2 BB GMT40mm
Bradner GMT42mm
Power Reserve
Seestern Heritage S436-2 BB GMT35h
Bradner GMT40h
Water Resistance
Seestern Heritage S436-2 BB GMT10m
Bradner GMT180m
MSRP
Seestern Heritage S436-2 BB GMT$299
Bradner GMT$299

Full specifications

Case

6 specs
Diameter
40mm
42mm
Thickness
12.2mm
15mm
Lug-to-Lug
48mm
50mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
10m
180m

Crystal & Dial

2 specs
Dial Color
Black
Brown
Lume
Tritium
None

Movement

4 specs
Caliber
Seiko NH34
Seiko NH34A
Beat Rate
3 vph
28,800 vph
Power Reserve
35h
40h
Complications
GMT, Moonphase, Date
None

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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.

Sugess Seestern Heritage S436-2 BB GMT

Owners widely praise the Sugess Seestern Heritage S436-2 BB GMT for its 39mm sizing, 12mm thinness, and light yet solid feel, with many appreciating its legibility due to the matte dial, clear crystal, and strong lume, though one owner flags the lume as a weak point. The case finishing is considered excellent, and the blue dial and satin finish are favorably compared to alternatives. Some owners report issues with a loose bezel, with others finding it improved after tuning, and one owner notes the seconds hand is too short. The bracelet clasp lacks sufficient micro-adjustment and screw pins are difficult to remove. On balance, owners rate the Sugess Seestern Heritage S436-2 BB GMT highly for its comfortable wearability and attractive finishing at the price.

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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