Side by side

Grand Seiko SLGA015vsZelos Helmsman 3

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

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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 SLGA015

The Grand Seiko SLGA015 is widely praised for its exceptional accuracy, with owners reporting performance far exceeding the stated 10 seconds per month. The Spring Drive movement's smooth sweep and 5-day power reserve are also noted strengths, as is the lighter titanium case construction. However, some owners find the bracelet extension non-intuitive, and one noted the clasp scratched easily. The watch features a nature-inspired, wave-like dial texture. Overall, owners rate the Grand Seiko SLGA015 highly for its impressive accuracy and quality construction.

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.

At a glance

12 of 29 specs differ
Diameter
SLGA01543.8mm
Helmsman 340mm
Power Reserve
SLGA015120h
Helmsman 3
Water Resistance
SLGA015200m
Helmsman 3200m
MSRP
SLGA015$12,600
Helmsman 3$529

Full specifications

Case

5 specs
Diameter
43.8mm
40mm
Thickness
13.8mm
11.5mm
Lug-to-Lug
51.5mm
40mm
Lug Width
23mm
20mm
Material
Titanium
316L Stainless Steel

Crystal & Dial

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

Movement

3 specs
Caliber
Grand Seiko 9RA5
Miyota 9015
Type
Spring Drive
Automatic
Power Reserve
120h
0h

Pricing

1 specs
MSRP
$12,600
$529
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