Which is cheaper, the Airain Watches Type 20 or the Sartory Billard SB04-E?

At MSRP the Sartory Billard SB04-E is the cheaper of the two at $3,100, against $3,650 for the Airain Watches Type 20 — a $550 gap before any retailer discounting.

Which is bigger, the Airain Watches Type 20 or the Sartory Billard SB04-E?

The Sartory Billard SB04-E wears larger at 39.5mm versus 39mm for the Airain Watches Type 20 — a 0.5mm difference across the dial.

Which has better water resistance, the Airain Watches Type 20 or the Sartory Billard SB04-E?

The Sartory Billard SB04-E is rated to 100m versus 50m for the Airain Watches Type 20.

Which has a longer power reserve, the Airain Watches Type 20 or the Sartory Billard SB04-E?

The Sartory Billard SB04-E carries a 68-hour power reserve against 63 hours on the Airain Watches Type 20.

What movement does the Airain Watches Type 20 run compared to the Sartory Billard SB04-E?

The Airain Watches Type 20 runs a manual caliber (AM2), while the Sartory Billard SB04-E runs a automatic (LJP G101ET).

Side by side

Airain Watches Type 20vsSartory Billard SB04-E

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

Add a watch

Airain Watches Type 20

MSRP $3,650

Sartory Billard SB04-E

MSRP $3,100

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Buy used on eBay ↗

Buy from Sartory Billard ↗

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At a glance

13 of 29 specs differ

Diameter

Type 2039mm

SB04-E39.5mm

Power Reserve

Type 2063h

SB04-E68h

Water Resistance

Type 2050m

SB04-E100m

MSRP

Type 20$3,650

SB04-E$3,100

Full specifications

Case

6 specs

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Lume

None

Super-LumiNova BGW9

Movement

4 specs

Caliber

AM2

LJP G101ET

Type

Manual

Automatic

Power Reserve

63h

68h

Jewels

Pricing

1 specs

MSRP

$3,650

$3,100

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