Which is cheaper, the Furlan Marri Disco Onyx Diamonds or the Sheffield Deep Gray 300?

At MSRP the Sheffield Deep Gray 300 is the cheaper of the two at $258, against $3,955 for the Furlan Marri Disco Onyx Diamonds — a $3,697 gap before any retailer discounting.

Which is bigger, the Furlan Marri Disco Onyx Diamonds or the Sheffield Deep Gray 300?

The Sheffield Deep Gray 300 wears larger at 42mm versus 38mm for the Furlan Marri Disco Onyx Diamonds — a 4mm difference across the dial.

Which has better water resistance, the Furlan Marri Disco Onyx Diamonds or the Sheffield Deep Gray 300?

The Sheffield Deep Gray 300 is rated to 300m versus 50m for the Furlan Marri Disco Onyx Diamonds.

Which has a longer power reserve, the Furlan Marri Disco Onyx Diamonds or the Sheffield Deep Gray 300?

The Furlan Marri Disco Onyx Diamonds carries a 42-hour power reserve against 40 hours on the Sheffield Deep Gray 300.

What movement does the Furlan Marri Disco Onyx Diamonds run compared to the Sheffield Deep Gray 300?

The Furlan Marri Disco Onyx Diamonds runs a manual caliber (Peseux 7001), while the Sheffield Deep Gray 300 runs a automatic (Seiko NH35).

Side by side

Furlan Marri Disco Onyx DiamondsvsSheffield Deep Gray 300

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

Add a watch

Furlan Marri Disco Onyx Diamonds

disco-onyx-diamonds

MSRP $3,955

Sheffield Deep Gray 300

deep-gray-300

MSRP $258

Buy from Furlan Marri ↗

Buy used on eBay ↗

Buy from Sheffield ↗

Buy used on eBay ↗

At a glance

14 of 29 specs differ

Diameter

Disco Onyx Diamonds38mm

Deep Gray 30042mm

Power Reserve

Disco Onyx Diamonds42h

Deep Gray 30040h

Water Resistance

Disco Onyx Diamonds50m

Deep Gray 300300m

MSRP

Disco Onyx Diamonds$3,955

Deep Gray 300$258

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Black

—

Lume

BGW9 Super-LumiNova

None

Movement

4 specs

Caliber

Peseux 7001

Seiko NH35

Type

Manual

Automatic

Power Reserve

42h

40h

Jewels

Pricing

1 specs

MSRP

$3,955

—

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Furlan Marri Disco Onyx DiamondsvsSheffield Deep Gray 300

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