Side by side

Sugess MoonPhase Master S437vsYema Rallygraf Alpine Cup Series Limited Edition

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

MoonPhase Master S437
SugessMoonPhase Master S437
MSRP $549
Rallygraf Alpine Cup Series Limited Edition
YemaRallygraf Alpine Cup Series Limited Edition
MSRP $2,390

At a glance

13 of 29 specs differ
Diameter
MoonPhase Master S43740mm
Rallygraf Alpine Cup Series Limited Edition41mm
Power Reserve
MoonPhase Master S43748h
Rallygraf Alpine Cup Series Limited Edition40h
Water Resistance
MoonPhase Master S43750m
Rallygraf Alpine Cup Series Limited Edition50m
MSRP
MoonPhase Master S437$549
Rallygraf Alpine Cup Series Limited Edition$2,390

Full specifications

Case

6 specs
Diameter
40mm
41mm
Thickness
13.5mm
12.5mm
Lug-to-Lug
47.8mm
47mm
Lug Width
22mm
20mm
Material
Stainless Steel/Rose Gold
316L Stainless Steel
Caseback
Display
Solid

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
White
Limited Edition
Lume
X1
None

Movement

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

Pricing

1 specs
MSRP
$549
$2,390

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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.

Yema Rallygraf Alpine Cup Series Limited Edition

The Yema Rallygraf Alpine Cup Series Limited Edition is praised for its 39mm proportions, thin profile, and retro-modern vibe, with reviewers noting decent finishing for its price point. Owners highlight the sweeping chronograph hands and good lume, though the 24-hour subdial is considered by some to be useless. The use of a K1 mineral crystal instead of sapphire is flagged as a drawback by multiple sources, and one owner finds the diver-style clasp slightly out of place. Accuracy figures and winding feel are not discussed. Overall, owners and reviewers appreciate the Yema Rallygraf Alpine Cup Series Limited Edition for its stylish retro design and wearable dimensions at its $549 price.

From video reviewers

The in-house microrotor movement is a shared strength. Reviewers questioned the value proposition compared to alternatives.

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