Side by side

Sartory Billard SB04-EvsGrand Seiko SBGA375

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

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 SB04-E

The Sartory Billard SB04-E is widely praised for its impressive and deep dials, with one owner highlighting the unreal, moving appearance of the blue guilloché. Reviewers note its sensible 39.5mm wearability and composition that looks more expensive than its price, with customization options also called out as a key strength. The La Joux-Perret G101 automatic movement powers the watch, offering a 68-hour power reserve. Some owners point out that the caseback has slightly sharp edges and the crystal could be more domed. On balance, owners and reviewers rate the Sartory Billard SB04-E highly for its visually striking dials and overall value proposition.

Grand Seiko SBGA375

Grand Seiko SBGA375 owners praise its classic, subtle design and the engineering of its Spring Drive movement, with one noting it "does not fail to deliver what they are known for." The dial offers good legibility, with polished side bevels on the hour markers catching light well. However, one owner scuffed the bezel within a week, and another questioned if a lug was missing. Overall, owners rate the Grand Seiko SBGA375 highly for its refined design and movement engineering, signaling discerning taste.

From video reviewers

The Spring Drive movement's smooth sweep is a key strength. The bracelet's taper and clasp were cited as areas for improvement.

At a glance

10 of 29 specs differ
Diameter
SB04-E39.5mm
SBGA37540mm
Power Reserve
SB04-E68h
SBGA37572h
Water Resistance
SB04-E100m
SBGA375100m
MSRP
SB04-E$3,100
SBGA375$5,600

Full specifications

Case

4 specs
Diameter
39.5mm
40mm
Thickness
10.3mm
12.5mm
Lug-to-Lug
46mm
46.2mm
Lug Width
20mm
19mm

Crystal & Dial

1 specs
Lume
Super-LumiNova BGW9
None

Movement

4 specs
Caliber
LJP G101ET
9R65
Type
Automatic
Spring Drive
Power Reserve
68h
72h
Jewels
24
0

Pricing

1 specs
MSRP
$3,100
$5,600
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