Side by side

Sugess Seestern Heritage S436-2 BB GMTvsSpinnaker Fleuss 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
Fleuss GMT
SpinnakerFleuss GMT
MSRP $299

At a glance

12 of 29 specs differ
Diameter
Seestern Heritage S436-2 BB GMT40mm
Fleuss GMT43mm
Power Reserve
Seestern Heritage S436-2 BB GMT35h
Fleuss GMT40h
Water Resistance
Seestern Heritage S436-2 BB GMT10m
Fleuss GMT150m
MSRP
Seestern Heritage S436-2 BB GMT$299
Fleuss GMT$299

Full specifications

Case

6 specs
Diameter
40mm
43mm
Thickness
12.2mm
13mm
Lug-to-Lug
48mm
51mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
10m
150m

Crystal & Dial

2 specs
Dial Color
Black
Blue
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 Fleuss GMT

Owners widely praise the Spinnaker Fleuss GMT for its aesthetic appeal, comfortable and light wearability, and value, especially when discounted. The textured blue dial, applied lumed markers, and sapphire crystal with AR coating are highlighted as stunning features. Owners also note the dial is very well lumed and the bracelet has helpful quick-release tabs. However, the 43.3mm case size is criticized by some as being too large, and the Beads of Rice bracelet is described as "jingly jangly" with a pressed clasp and a clasp that isn't finely finished. Some users flag the internal bezel rotates too easily. Overall, owners rate the Spinnaker Fleuss GMT highly for its aesthetic success and value at its affordable price point.

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