Side by side

Sugess MoonPhase Master S389vsGrand Seiko SBGY011

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

MoonPhase Master S389
SugessMoonPhase Master S389
MSRP $599
SBGY011
Grand SeikoSBGY011
MSRP $8,800

At a glance

15 of 29 specs differ
Diameter
MoonPhase Master S38940mm
SBGY01140mm
Power Reserve
MoonPhase Master S38935h
SBGY01172h
Water Resistance
MoonPhase Master S38950m
SBGY011100m
MSRP
MoonPhase Master S389$599
SBGY011$8,800

Full specifications

Case

6 specs
Category
Chronograph
Dress
Thickness
12mm
10.5mm
Lug-to-Lug
46mm
46.2mm
Lug Width
20mm
19mm
Water Resistance
50m
100m
Caseback
Display
Solid

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
2 Salmon
Black
Lume
Tritium
None

Movement

5 specs
Caliber
Seagull ST19
9R31
Type
Manual
Spring Drive
Beat Rate
3 vph
28,800 vph
Power Reserve
35h
72h
Complications
GMT, Chronograph, Moonphase, Date
None

Pricing

1 specs
MSRP
$599
$8,800

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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 S389

Owners widely praise the Sugess MoonPhase Master S389 for its beautiful dial and glowing moonphase, with some finding it a stunner that exceeds expectations and a bargain for the price. However, reviewers and owners alike flag rotor noise and thickness as potential drawbacks, and one owner reported receiving a defective unit. Accuracy is reported at -6 seconds per day, and while the dial features applied markers and polished hands, the movement finishing is noted as rough under magnification. Overall, owners rate the Sugess MoonPhase Master S389 highly for its aesthetic appeal and value, despite some concerns regarding rotor noise and build quality consistency.

Grand Seiko SBGY011

Grand Seiko SBGY011 owners praise its stunning, subtly textured white dial, with one owner describing its glide as very smooth and the dial itself as stunning in person. The Spring Drive movement is a key appeal, noted for its accuracy of +/- 1 second per day and a 72-hour power reserve. The 40mm stainless steel 44GS case is also a feature. One reviewer expressed a preference for a bracelet over the included crocodile strap. Overall, owners and reviewers highlight the Grand Seiko SBGY011's exceptional dial aesthetics and Spring Drive accuracy as its primary strengths.

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