Which is cheaper, the RGM Watches Model 455 Classic Chronographs or the Sartory Billard SB04-E?

At MSRP the Sartory Billard SB04-E is the cheaper of the two at $3,100, against $7,950 for the RGM Watches Model 455 Classic Chronographs — a $4,850 gap before any retailer discounting.

Which is bigger, the RGM Watches Model 455 Classic Chronographs or the Sartory Billard SB04-E?

The Sartory Billard SB04-E wears larger at 39.5mm versus 38.2mm for the RGM Watches Model 455 Classic Chronographs — a 1.3mm difference across the dial.

Which has better water resistance, the RGM Watches Model 455 Classic Chronographs or the Sartory Billard SB04-E?

The Sartory Billard SB04-E is rated to 100m versus 50m for the RGM Watches Model 455 Classic Chronographs.

Which has a longer power reserve, the RGM Watches Model 455 Classic Chronographs or the Sartory Billard SB04-E?

The Sartory Billard SB04-E carries a 68-hour power reserve against 40 hours on the RGM Watches Model 455 Classic Chronographs.

What movement does the RGM Watches Model 455 Classic Chronographs run compared to the Sartory Billard SB04-E?

Both watches run automatic movements — the RGM Watches Model 455 Classic Chronographs uses the Valjoux 7750 and the Sartory Billard SB04-E uses the LJP G101ET.

Side by side

RGM Watches Model 455 Classic ChronographsvsSartory Billard SB04-E

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

Add a watch

RGM Watches Model 455 Classic Chronographs

455

MSRP $7,950

Sartory Billard SB04-E

MSRP $3,100

Buy from RGM Watches ↗

Buy used on eBay ↗

Buy from Sartory Billard ↗

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At a glance

10 of 29 specs differ

Diameter

Model 455 Classic Chronographs38.2mm

SB04-E39.5mm

Power Reserve

Model 455 Classic Chronographs40h

SB04-E68h

Water Resistance

Model 455 Classic Chronographs50m

SB04-E100m

MSRP

Model 455 Classic Chronographs$7,950

SB04-E$3,100

Full specifications

Case

4 specs

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Lume

None

Super-LumiNova BGW9

Movement

3 specs

Caliber

Valjoux 7750

LJP G101ET

Power Reserve

40h

68h

Jewels

Pricing

1 specs

MSRP

$7,950

$3,100

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