Side by side

Grand Seiko SLGB023vsZelos Blacktip 200m GMT

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

SLGB023
Grand SeikoSLGB023
MSRP $12,400
Blacktip 200m GMT
ZelosBlacktip 200m GMT
MSRP $499

At a glance

14 of 29 specs differ
Diameter
SLGB02340.8mm
Blacktip 200m GMT41mm
Power Reserve
SLGB02372h
Blacktip 200m GMT40h
Water Resistance
SLGB023300m
Blacktip 200m GMT200m
MSRP
SLGB023$12,400
Blacktip 200m GMT$499

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
40.8mm
41mm
Thickness
12.9mm
13mm
Lug-to-Lug
48.5mm
41mm
Lug Width
21mm
20mm
Material
Titanium
316L Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

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

Movement

3 specs
Caliber
9RB1
Seiko NH34 GMT
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$12,400
$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 SLGB023

Owners and reviewers widely praise the Grand Seiko SLGB023 for its comfortable 40.8mm titanium case and the smooth winding feel of its Spring Drive 9RB1 movement. The dial's gradient blue "ushio" motif is a highlight, though some reviewers note the bezel's fully lumed scale as a missed opportunity. Enthusiasts are divided on the power reserve indicator's placement and the design of the hour and minute hands. Overall, owners and reviewers rate the Grand Seiko SLGB023 highly for its comfortable titanium case and the refined Spring Drive movement.

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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