Side by side

Grand Seiko SLGB003vsZelos Aurora Moonphase

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

SLGB003
Grand SeikoSLGB003
MSRP $11,400
Aurora Moonphase
ZelosAurora Moonphase
MSRP $949

At a glance

11 of 29 specs differ
Diameter
SLGB00337mm
Aurora Moonphase39mm
Power Reserve
SLGB00372h
Aurora Moonphase40h
Water Resistance
SLGB003100m
Aurora Moonphase200m
MSRP
SLGB003$11,400
Aurora Moonphase$949

Full specifications

Case

5 specs
Category
Dress
Moonphase
Diameter
37mm
39mm
Thickness
11.4mm
12.5mm
Lug-to-Lug
44.3mm
39mm
Water Resistance
100m
200m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Meteorite

Movement

3 specs
Caliber
9RB2
Sellita SW288
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$11,400
$949

Follow this matchup

Get a note when Grand Seiko SLGB003 vs Zelos Aurora Moonphase gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Grand Seiko SLGB003

Grand Seiko SLGB003 owners widely praise its lightness and comfort, with a dial that offers a shifting character in different lighting conditions. Reviewers note its compact case size enhances wearability and versatility across wrist sizes. However, one owner found the dial underwhelming, and another reported a date disc issue with lower numbers not changing correctly. Some question the value proposition at around $10,000, citing the bracelet and dial as potential drawbacks, while others highlight the movement and smaller dimensions as significant positives. On balance, owners rate the Grand Seiko SLGB003 highly for its movement and compact dimensions, despite some reservations about the dial and bracelet.

From video reviewers

The watch's exceptional accuracy is a notable strength, with both reviewers highlighting its precise timekeeping. A weakness is the relatively high price point compared to other Grand Seiko models. Reviewers disagree on the ideal case size, with one reviewer noting it's relatively small at 37mm, while the other doesn't mention case size as a concern.

Zelos Aurora Moonphase

Owners widely praise Zelos for offering excellent value, solid build quality, and enthusiast-friendly designs, with unique dial variants often selling out quickly. The Zelos Aurora Moonphase is noted as a desirable model, though finding one can be challenging. Some owners find Zelos's designs, including those of the Aurora line, to be too flashy for everyday wear, preferring a more subdued aesthetic. One owner reported their Zelos Aurora Nebula 38mm running at -5.3 seconds per day. Overall, owners rate the Zelos Aurora Moonphase highly for its desirable microbrand status and unique dial appeal.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.