Side by side

Sugess Seestern Heritage S436-2 BB GMTvsYema Navygraf Chrono

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
Navygraf Chrono
YemaNavygraf Chrono
MSRP $1,999

At a glance

13 of 29 specs differ
Diameter
Seestern Heritage S436-2 BB GMT40mm
Navygraf Chrono40mm
Power Reserve
Seestern Heritage S436-2 BB GMT35h
Navygraf Chrono40h
Water Resistance
Seestern Heritage S436-2 BB GMT10m
Navygraf Chrono100m
MSRP
Seestern Heritage S436-2 BB GMT$299
Navygraf Chrono$1,999

Full specifications

Case

5 specs
Category
GMT
Chronograph
Thickness
12.2mm
13.9mm
Lug-to-Lug
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
10m
100m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Navy
Lume
Tritium
None

Movement

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

Pricing

1 specs
MSRP
$299
$1,999

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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 Navygraf Chrono

Owners praise the Yema Navygraf Chrono for its handsome, versatile design and the value offered by its Valjoux 7750 movement. A reviewer notes the 40mm case's fully polished finish, which some feel clashes with its sporty aesthetic, and mentions its 13.9mm thickness is noticeable. One owner reported wearing the Yema Navygraf Chrono for two months without issues, receiving compliments. On balance, owners and reviewers find the Yema Navygraf Chrono to be a good-looking and well-specced watch for its price.

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