Which has better water resistance, the Loresum LS05 or the Sartory Billard SB04-E?

The Sartory Billard SB04-E is rated to 100m versus 50m for the Loresum LS05.

Which has a longer power reserve, the Loresum LS05 or the Sartory Billard SB04-E?

The Sartory Billard SB04-E carries a 68-hour power reserve against 40 hours on the Loresum LS05.

What movement does the Loresum LS05 run compared to the Sartory Billard SB04-E?

Both watches run automatic movements — the Loresum LS05 uses the Miyota 9015 and the Sartory Billard SB04-E uses the LJP G101ET.

Side by side

Loresum LS05vsSartory Billard SB04-E

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

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Loresum LS05

ls05-guilloche-limited-edition

Sartory Billard SB04-E

MSRP $3,100

Buy from Loresum ↗

Buy used on eBay ↗

Buy from Sartory Billard ↗

Buy used on eBay ↗

At a glance

12 of 29 specs differ

Diameter

LS0539.5mm

SB04-E39.5mm

Power Reserve

LS0540h

SB04-E68h

Water Resistance

LS0550m

SB04-E100m

MSRP

LS05—

SB04-E$3,100

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Inner

Yes

Dial Color

Green

Black

Lume

Super-LumiNova® BGW9

Super-LumiNova BGW9

Movement

3 specs

Caliber

Miyota 9015

LJP G101ET

Power Reserve

40h

68h

Jewels

Pricing

1 specs

MSRP

—

$3,100

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