Side by side

Lorier AstravsGrand Seiko SLGB005

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

Astra
LorierAstra
MSRP $599
SLGB005
Grand SeikoSLGB005
MSRP $11,100

At a glance

12 of 29 specs differ
Diameter
Astra36mm
SLGB00537mm
Power Reserve
Astra40h
SLGB00572h
Water Resistance
Astra50m
SLGB005100m
MSRP
Astra$599
SLGB005$11,100

Full specifications

Case

6 specs
Category
Field
Dress
Diameter
36mm
37mm
Thickness
11.4mm
Lug-to-Lug
44.3mm
Lug Width
18mm
20mm
Water Resistance
50m
100m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Standard
Black

Movement

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

Pricing

1 specs
MSRP
$599
$11,100

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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.

Lorier Astra

The Lorier Astra is praised for its outstanding details and design language, hitting a "dressy sports watch" vibe with a beautiful sector dial and lume. Owners note its versatile, do-it-all design with classic proportions and refined details like beveled markers, making it suitable for both formal and casual wear. The watch wears slightly larger than its 36mm case suggests, closer to 38mm, with lugs that taper and curve downward to fit well on smaller wrists. However, the bracelet feels a bit light, some screws are difficult to remove, and the Miyota movement can gain around 8 seconds in 12 hours with potentially offset date numerals. On balance, owners rate the Lorier Astra highly for its dressy sports watch aesthetic and refined details at its price point.

Grand Seiko SLGB005

The Grand Seiko SLGB005 is widely praised for its stunning "Ice Forest" smoked purple dial, inspired by frost-covered trees, and its compact 37mm Ever-Brilliant Steel case. It is powered by the 9RB2 Spring Drive caliber, noted for its exceptional accuracy of ±3 seconds per month or ±20 seconds per year, and offers a 72-hour power reserve. Reviewers consistently highlight the dial's mesmerizing beauty and the case's sculpted design as significant strengths. However, multiple sources express disappointment that the Grand Seiko SLGB005 omits the micro-adjustment clasp found on other models, especially considering its $11,100 price point, though one reviewer found this did not detract from wearability. Overall, reviewers rate the Grand Seiko SLGB005 highly for its visually arresting dial and precise Spring Drive movement, despite the clasp oversight.

From video reviewers

The watch features a ±3 seconds per month accurate Ultra Fine Accuracy Calibre 9RB2 movement. The Ever-Brilliant Steel finish has polishing flaws that detract from the watch's appearance. Reviewers disagree on the movement's accuracy, with one reviewer citing ±3 seconds per month and another ±10 seconds per month.

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