Side by side

Grand Seiko SLGA015vsZelos Blacktip 200m GMT

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

SLGA015
Grand SeikoSLGA015
MSRP $12,600
Blacktip 200m GMT
ZelosBlacktip 200m GMT
MSRP $499

At a glance

13 of 29 specs differ
Diameter
SLGA01543.8mm
Blacktip 200m GMT41mm
Power Reserve
SLGA015120h
Blacktip 200m GMT40h
Water Resistance
SLGA015200m
Blacktip 200m GMT200m
MSRP
SLGA015$12,600
Blacktip 200m GMT$499

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
43.8mm
41mm
Thickness
13.8mm
13mm
Lug-to-Lug
51.5mm
41mm
Lug Width
23mm
20mm
Material
Titanium
316L Stainless Steel

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Inner
Dial Color
Black
MOP

Movement

3 specs
Caliber
9RA5
Seiko NH34 GMT
Type
Spring Drive
Automatic
Power Reserve
120h
40h

Pricing

1 specs
MSRP
$12,600
$499

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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 Blacktip 200m GMT

Owners widely praise the Zelos Blacktip 200m GMT's solid bracelet construction and excellent bezel action. The watch has sold out quickly, indicating strong demand. Overall, owners rate the Zelos Blacktip 200m GMT highly for its robust build and desirable availability.

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