Side by side

Grand Seiko SLGA015vsZelos Swordfish Field 38

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

SLGA015
Grand SeikoSLGA015
MSRP $12,600
Swordfish Field 38
ZelosSwordfish Field 38
MSRP $399

At a glance

12 of 29 specs differ
Diameter
SLGA01543.8mm
Swordfish Field 3838mm
Power Reserve
SLGA015120h
Swordfish Field 3840h
Water Resistance
SLGA015200m
Swordfish Field 38200m
MSRP
SLGA015$12,600
Swordfish Field 38$399

Full specifications

Case

6 specs
Category
Diver
Field
Diameter
43.8mm
38mm
Thickness
13.8mm
12mm
Lug-to-Lug
51.5mm
38mm
Lug Width
23mm
20mm
Material
Titanium
316L Stainless Steel

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Bronze

Movement

3 specs
Caliber
9RA5
Seiko NH35
Type
Spring Drive
Automatic
Power Reserve
120h
40h

Pricing

1 specs
MSRP
$12,600
$399

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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 Swordfish Field 38

Owners widely praise the Zelos Swordfish Field 38 for its comfortable dimensions, noting they are acceptable both on paper and in practice. The Seiko NH35 movement is highlighted for its exceptionally smooth winding feel. On balance, owners rate the Zelos Swordfish Field 38 highly for its value and comfortable wearability.

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