Which is cheaper, the Oak & Oscar The Olmsted Windup Edition or the Phoibos Reef Master?

At MSRP the Phoibos Reef Master is the cheaper of the two at $335, against $1,775 for the Oak & Oscar The Olmsted Windup Edition — a $1,440 gap before any retailer discounting.

Which is bigger, the Oak & Oscar The Olmsted Windup Edition or the Phoibos Reef Master?

The Phoibos Reef Master wears larger at 42mm versus 38mm for the Oak & Oscar The Olmsted Windup Edition — a 4mm difference across the dial.

Which has better water resistance, the Oak & Oscar The Olmsted Windup Edition or the Phoibos Reef Master?

The Phoibos Reef Master is rated to 200m versus 100m for the Oak & Oscar The Olmsted Windup Edition.

Which has a longer power reserve, the Oak & Oscar The Olmsted Windup Edition or the Phoibos Reef Master?

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

What movement does the Oak & Oscar The Olmsted Windup Edition run compared to the Phoibos Reef Master?

Both watches run automatic movements — the Oak & Oscar The Olmsted Windup Edition uses the Sellita SW300 and the Phoibos Reef Master uses the SII NH38.

Side by side

Oak & Oscar The Olmsted Windup EditionvsPhoibos Reef Master

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

Oak & Oscar The Olmsted Windup Edition

OlmWindup

MSRP $1,775

Phoibos Reef Master

phoibos-reef-master-200m-automatic-diver-watch-py047a-shamrock-green

MSRP $335

At a glance

16 of 29 specs differ

Diameter

The Olmsted Windup Edition38mm

Reef Master42mm

Power Reserve

The Olmsted Windup Edition50h

Reef Master40h

Water Resistance

The Olmsted Windup Edition100m

Reef Master200m

MSRP

The Olmsted Windup Edition$1,775

Reef Master$335

Full specifications

Case

8 specs

Crystal & Dial

3 specs

Crystal Shape

Double-domed

Flat

AR Coating

Underside

Yes

Dial Color

Grey

Green

Movement

4 specs

Caliber

Sellita SW300

SII NH38

Beat Rate

4 vph

28,800 vph

Power Reserve

50h

40h

Complications

GMT, Chronograph, Date

None

Pricing

1 specs

MSRP

$1,775

$335

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