Which is cheaper, the Bremont ionBird or the Oak & Oscar The Olmsted Windup Edition?

At MSRP the Oak & Oscar The Olmsted Windup Edition is the cheaper of the two at $1,775, against $5,800 for the Bremont ionBird — a $4,025 gap before any retailer discounting.

Which is bigger, the Bremont ionBird or the Oak & Oscar The Olmsted Windup Edition?

The Bremont ionBird wears larger at 43mm versus 38mm for the Oak & Oscar The Olmsted Windup Edition — a 5mm difference across the dial.

Which has a longer power reserve, the Bremont ionBird or the Oak & Oscar The Olmsted Windup Edition?

The Oak & Oscar The Olmsted Windup Edition carries a 50-hour power reserve against 40 hours on the Bremont ionBird.

Side by side

Bremont ionBirdvsOak & Oscar The Olmsted Windup Edition

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

Bremont ionBird

IONBIRDMODEL12020-R-S

MSRP $5,800

Oak & Oscar The Olmsted Windup Edition

OlmWindup

MSRP $1,775

At a glance

17 of 29 specs differ

Diameter

ionBird43mm

The Olmsted Windup Edition38mm

Power Reserve

ionBird40h

The Olmsted Windup Edition50h

Water Resistance

ionBird—

The Olmsted Windup Edition100m

MSRP

ionBird$5,800

The Olmsted Windup Edition$1,775

Full specifications

Case

8 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Double-domed

AR Coating

Inner

Underside

Dial Color

Regular length (15cm - 19cm wrist size)

Grey

Lume

None

Super-LumiNova

Movement

4 specs

Caliber

—

Sellita SW300

Beat Rate

28,800 vph

4 vph

Power Reserve

40h

50h

Complications

None

GMT, Chronograph, Date

Pricing

1 specs

MSRP

$5,800

$1,775

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