Side by side

Sugess Seestern Heritage S436-2 BB GMTvsYema Diver

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
Diver
YemaDiver
MSRP $990

At a glance

12 of 29 specs differ
Diameter
Seestern Heritage S436-2 BB GMT40mm
Diver39.5mm
Power Reserve
Seestern Heritage S436-2 BB GMT35h
Diver40h
Water Resistance
Seestern Heritage S436-2 BB GMT10m
Diver200m
MSRP
Seestern Heritage S436-2 BB GMT$299
Diver$990

Full specifications

Case

6 specs
Category
GMT
Diver
Diameter
40mm
39.5mm
Thickness
12.2mm
10.95mm
Lug-to-Lug
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
10m
200m

Crystal & Dial

1 specs
Lume
Tritium
None

Movement

4 specs
Caliber
Seiko NH34
Sellita SW200
Beat Rate
3 vph
28,800 vph
Power Reserve
35h
40h
Complications
GMT, Moonphase, Date
None

Pricing

1 specs
MSRP
$299
$990

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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.

Yema Diver

One owner reported a water ingress issue on their Yema Diver the first time it got wet in a lake, despite rinsing and inspecting the watch and bezel. Another owner notes this manual wind Yema Diver has a cool patina but is unlikely to be waterproof or gain value. Overall, owners view the Yema Diver as a fun second watch rather than an investment.

From video reviewers

The Swiss Sellita movement is a notable feature. Reviewers did not reach a consensus on any weaknesses.

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