Side by side

Grand Seiko SLGB005vsSeiko Seiko power design project collection 1 collection 1 Limited Edition

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

At a glance

11 of 29 specs differ
Diameter
SLGB00537mm
Seiko power design project collection 1 collection 1 Limited Edition20.2mm
Power Reserve
SLGB00572h
Seiko power design project collection 1 collection 1 Limited Edition40h
Water Resistance
SLGB005100m
Seiko power design project collection 1 collection 1 Limited Edition
MSRP
SLGB005$11,100
Seiko power design project collection 1 collection 1 Limited Edition

Full specifications

Case

5 specs
Diameter
37mm
20.2mm
Thickness
11.4mm
6.7mm
Lug-to-Lug
44.3mm
26.1mm
Lug Width
20mm
2mm
Water Resistance
100m
Splash Resistant

Crystal & Dial

2 specs
Crystal
Sapphire
Hardlex
AR Coating
Yes
Inner

Movement

3 specs
Caliber
9RB2
4N30
Type
Spring Drive
Quartz
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$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.

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.

Seiko power design project collection 1 collection 1 Limited Edition

The Seiko power design project collection 1 collection 1 Limited Edition features a stepped-case design that some owners find mesmerizing. One owner favors the golden-dial rectangular model but would prefer it without PVD. The collection includes three unisex bracelet models with stainless steel cases measuring 20.2 x 6.7 x 26.1mm, utilizing the 4N30 quartz caliber, with each being a limited edition of 500 units. On balance, owners appreciate the unique design elements of the Seiko power design project collection 1 collection 1 Limited Edition, with some specific aesthetic preferences noted.

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