Which is cheaper, the Oris Big Crown Diamonds or the Bremont Vulcan?

At MSRP the Oris Big Crown Diamonds is the cheaper of the two at $3,300, against $5,150 for the Bremont Vulcan — a $1,850 gap before any retailer discounting.

Which is bigger, the Oris Big Crown Diamonds or the Bremont Vulcan?

The Bremont Vulcan wears larger at 42mm versus 34mm for the Oris Big Crown Diamonds — a 8mm difference across the dial.

Which has a longer power reserve, the Oris Big Crown Diamonds or the Bremont Vulcan?

The Bremont Vulcan carries a 40-hour power reserve against 42 hours hours on the Oris Big Crown Diamonds.

Side by side

Oris Big Crown DiamondsvsBremont Vulcan

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

Oris Big Crown Diamonds

01-531-7797-4094-07-8-17-06

MSRP $3,300

Bremont Vulcan

VULCAN-R-S

MSRP $5,150

At a glance

16 of 29 specs differ

Diameter

Big Crown Diamonds34mm

Vulcan42mm

Power Reserve

Big Crown Diamonds42 hoursh

Vulcan40h

Water Resistance

Big Crown Diamonds50m

Vulcan—

MSRP

Big Crown Diamonds$3,300

Vulcan$5,150

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal Shape

—

Flat

AR Coating

Underside

Inner

Dial Color

Black

Regular length (15cm - 19cm wrist size)

Indices

—

Applied

Movement

4 specs

Caliber

531

—

Beat Rate

4 vph

28,800 vph

Power Reserve

42 hoursh

40h

Jewels

—

Pricing

1 specs

MSRP

$3,300

$5,150

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Oris Big Crown DiamondsvsBremont Vulcan

At a glance

Full specifications

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