Side by side

Sugess MoonPhase Master S437vsZelos Blacktip 200m GMT

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

MoonPhase Master S437
SugessMoonPhase Master S437
MSRP $549
Blacktip 200m GMT
ZelosBlacktip 200m GMT
MSRP $499

At a glance

15 of 29 specs differ
Diameter
MoonPhase Master S43740mm
Blacktip 200m GMT41mm
Power Reserve
MoonPhase Master S43748h
Blacktip 200m GMT40h
Water Resistance
MoonPhase Master S43750m
Blacktip 200m GMT200m
MSRP
MoonPhase Master S437$549
Blacktip 200m GMT$499

Full specifications

Case

8 specs
Category
Chronograph
GMT
Diameter
40mm
41mm
Thickness
13.5mm
13mm
Lug-to-Lug
47.8mm
41mm
Lug Width
22mm
20mm
Material
Stainless Steel/Rose Gold
316L Stainless Steel
Water Resistance
50m
200m
Caseback
Display
Solid

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
White
MOP
Lume
X1
None

Movement

3 specs
Caliber
ST2528
Seiko NH34 GMT
Power Reserve
48h
40h
Complications
Moonphase, Date
None

Pricing

1 specs
MSRP
$549
$499

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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 MoonPhase Master S437

Owners widely praise the Sugess MoonPhase Master S437 for its striking dial, often described as deep blue or aventurine, and its value, with prices around $171-$175. The Seagull ST1908 movement is noted as accurate, with one owner reporting +3 seconds over 18 hours and another +7 seconds daily, and its hand-winding action is smooth. However, the watch's thickness, potentially over 13mm, is a concern for some as a dress watch, and the long lugs may pose a fit issue on smaller wrists. A potential design flaw in the moonphase window, showing two phases simultaneously, is flagged as a deal-breaker by some. The included leather straps are considered stiff and uncomfortable, and the domed sapphire crystal lacks AR coating, leading to reflections. On balance, owners rate the Sugess MoonPhase Master S437 highly for its stunning dial and value, despite some fit and finishing concerns.

Zelos Blacktip 200m GMT

Owners widely praise the Zelos Blacktip 200m GMT's solid bracelet construction and excellent bezel action. The watch has sold out quickly, indicating strong demand. Overall, owners rate the Zelos Blacktip 200m GMT highly for its robust build and desirable availability.

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