Side by side

Grand Seiko SLGB023vsYema Flygraf Navigator

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

SLGB023
Grand SeikoSLGB023
MSRP $12,400
Flygraf Navigator
YemaFlygraf Navigator
MSRP $1,199

At a glance

13 of 29 specs differ
Diameter
SLGB02340.8mm
Flygraf Navigator40mm
Power Reserve
SLGB02372h
Flygraf Navigator40h
Water Resistance
SLGB023300m
Flygraf Navigator100m
MSRP
SLGB023$12,400
Flygraf Navigator$1,199

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
40.8mm
40mm
Thickness
12.9mm
13.9mm
Lug-to-Lug
48.5mm
Lug Width
21mm
20mm
Material
Titanium
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Steel

Movement

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

Pricing

1 specs
MSRP
$12,400
$1,199

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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.

Yema Flygraf Navigator

Owners widely praise the Yema Flygraf Navigator's value and attractive design. However, community members express concerns regarding quality control and customer service, with one owner advising against purchase due to these issues. The in-house MBP1000 movement is noted as a mix of components, and one owner doubts its long-term reliability. On balance, owners find the Yema Flygraf Navigator a nice-looking watch with good value, but significant concerns exist around quality control and customer service.

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