Side by side

Sartory Billard SB05vsGrand Seiko SLGW004

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

SLGW004
Grand SeikoSLGW004
MSRP $30,000

At a glance

11 of 29 specs differ
Diameter
SB0538.5mm
SLGW00438.8mm
Power Reserve
SB0590h
SLGW00480h
Water Resistance
SB0550m
SLGW00430m
MSRP
SB05
SLGW004$30,000

Full specifications

Case

6 specs
Diameter
38.5mm
38.8mm
Thickness
8.5mm
10.4mm
Lug-to-Lug
45.5mm
43.7mm
Lug Width
20mm
19mm
Material
Stainless Steel
Gold
Water Resistance
50m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Sapphire
Black

Movement

2 specs
Caliber
LJP Cal. 7380
9SA4
Power Reserve
90h
80h

Pricing

1 specs
MSRP
$30,000

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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.

Sartory Billard SB05

The dial's Maki-e Raden and aventurine combination is a standout feature. The 38.5mm case size and slim profile are noted for comfort.

Grand Seiko SLGW004

The Grand Seiko SLGW004 is praised for its elegant, faithful reissue design and impressive technical execution, featuring a new 9SA4 hi-beat manual-winding movement with an 80-hour power reserve and accuracy of -3/+5 seconds per day. Reviewers highlight the sharp case facets, double-signed dial, and beautifully decorated movement visible through the display caseback, along with an enjoyable winding experience. One reviewer noted a desire for better water resistance and expressed a dislike for the etched sapphire case back. Overall, reviewers rate the Grand Seiko SLGW004 highly for its elegant design and technically impressive movement.

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