Side by side

Grand Seiko SLGB005vsZelos Helmsman 3

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

SLGB005
Grand SeikoSLGB005
MSRP $11,100
Helmsman 3
ZelosHelmsman 3
MSRP $529

At a glance

13 of 29 specs differ
Diameter
SLGB00537mm
Helmsman 340mm
Power Reserve
SLGB00572h
Helmsman 340h
Water Resistance
SLGB005100m
Helmsman 3200m
MSRP
SLGB005$11,100
Helmsman 3$529

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
37mm
40mm
Thickness
11.4mm
11.5mm
Lug-to-Lug
44.3mm
40mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Inner
Dial Color
Black
SS - Frost

Movement

3 specs
Caliber
9RB2
Miyota 9015
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$11,100
$529

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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.

Zelos Helmsman 3

Owners widely praise the Zelos Helmsman 3 for its exceptional finishing and polishing on the titanium case, with some noting it feels nicer than previous models. The unique Titanium Crystalline Dial and Damascus Titanium dial are frequently highlighted as aesthetically pleasing and head-turning features, especially considering the price point. The brushed beads of rice bracelet is described as fitting well, and the on-the-fly clasp is considered amazing. Lume is also noted as great, with lumed crowns being a positive observation. However, some owners report the watch can feel top-heavy with sharp edges, making it uncertain as a daily driver for some. The meteorite bezel is seen by one owner as not adding significant value, and the stock strap's keepers and stitching were considered to detract from the watch's appearance.

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