Side by side

Citizen Series 8 831vsSartory Billard SB04

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.

Citizen Series 8 831

Owners widely praise the Citizen Series 8 831 for its finishing, with one owner noting it exceeded expectations. Reviewers highlight the textured Ice Blue dial and the bracelet's play of light, contributing to a comfortable and luxurious feel on the wrist. The watch features a 40mm ion-plated stainless steel case, a sapphire crystal, and 100 meters of water resistance. It is powered by the in-house Miyota Caliber 9051 automatic movement, which has a 42-hour power reserve and an accuracy range of -10 to +20 seconds per day. On balance, owners and reviewers rate the Citizen Series 8 831 highly for its impressive finishing and dial design at its price point.

From video reviewers

The case finishing, with its contrasting brushed and polished surfaces, is a notable strength. The 40mm case size and comfortable fit are also consistently mentioned. Reviewers did not reach a consensus on any weaknesses.

Sartory Billard SB04

Owners widely praise the Sartory Billard SB04 for its unique, tech-inspired, and highly customizable dials, with many describing the craftsmanship and physical depth as "next level" and a "true masterpiece." The watch is noted for its modern wearing experience and light-catching qualities, with one owner calling it a "gorgeous piece." Some owners find the steel casebacks slightly sharp due to deep laser cutting, and one notes the hands can be difficult to see depending on the viewing angle. The Sartory Billard SB04 is powered by the La Joux-Perret G100 automatic movement. Overall, owners and reviewers rate the Sartory Billard SB04 highly for its exceptional dial artistry and customization at its price point.

From video reviewers

The dial's textured finish and color shift are highlighted as a key strength. The bracelet's perceived lack of refinement and end-link fit are noted as a drawback. Reviewers disagree on the case size, with mentions of 35.9mm and 40mm.

At a glance

9 of 29 specs differ
Diameter
Series 8 83140mm
SB0440mm
Power Reserve
Series 8 83142h
SB0440h
Water Resistance
Series 8 831100m
SB0430m
MSRP
Series 8 831$1,095
SB04$2,900

Full specifications

Case

4 specs
Category
Sport
Dress
Thickness
12mm
11.5mm
Lug-to-Lug
46mm
45.5mm
Water Resistance
100m
30m

Crystal & Dial

2 specs
AR Coating
Underside
Yes
Dial Color
Green
Black

Movement

2 specs
Caliber
9051
La Joux-Perret G100
Power Reserve
42h
40h

Pricing

1 specs
MSRP
$1,095
$2,900
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