Side by side

Sugess MoonPhase Master S437vsPinion Pure Steel

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

MoonPhase Master S437
SugessMoonPhase Master S437
MSRP $549
Pure Steel
PinionPure Steel
MSRP $1,715

At a glance

16 of 29 specs differ
Diameter
MoonPhase Master S43740mm
Pure Steel38mm
Power Reserve
MoonPhase Master S43748h
Pure Steel45h
Water Resistance
MoonPhase Master S43750m
Pure Steel100m
MSRP
MoonPhase Master S437$549
Pure Steel$1,715

Full specifications

Case

8 specs
Category
Chronograph
Dress
Diameter
40mm
38mm
Thickness
13.5mm
11mm
Lug-to-Lug
47.8mm
44mm
Lug Width
22mm
20mm
Material
Stainless Steel/Rose Gold
Stainless Steel
Water Resistance
50m
100m
Caseback
Display
Solid

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
White
Black
Lume
X1
Super-LumiNova

Movement

4 specs
Caliber
ST2528
Sellita SW261-1
Type
Automatic
Manual
Power Reserve
48h
45h
Complications
Moonphase, Date
None

Pricing

1 specs
MSRP
$549
$1,715

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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.

Pinion Pure Steel

Owners widely praise the Pinion Pure Steel's balanced 38mm case size and 44mm lug-to-lug, fitting most wrists well. The dial is described as clear and essential, though reviewers note the lack of a minute track makes precise minute setting difficult. Accuracy is regulated in-house to +/- 5 to +/- 15 seconds per day. Some commenters found the white straps on featured watches to look "horrible." Overall, owners and reviewers appreciate the Pinion Pure Steel for its well-proportioned case and essential dial design.

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