Which is cheaper, the Baltic Hermétique Summer or the Vaer D4 Outerknown Solar Diver?

At MSRP the Vaer D4 Outerknown Solar Diver is the cheaper of the two at $549, against $594 for the Baltic Hermétique Summer — a $45 gap before any retailer discounting.

Which is bigger, the Baltic Hermétique Summer or the Vaer D4 Outerknown Solar Diver?

The Vaer D4 Outerknown Solar Diver wears larger at 39mm versus 37mm for the Baltic Hermétique Summer — a 2mm difference across the dial.

Which has better water resistance, the Baltic Hermétique Summer or the Vaer D4 Outerknown Solar Diver?

The Vaer D4 Outerknown Solar Diver is rated to 200m versus 150m for the Baltic Hermétique Summer.

Which has a longer power reserve, the Baltic Hermétique Summer or the Vaer D4 Outerknown Solar Diver?

The Baltic Hermétique Summer carries a 42-hour power reserve against 40 hours on the Vaer D4 Outerknown Solar Diver.

What movement does the Baltic Hermétique Summer run compared to the Vaer D4 Outerknown Solar Diver?

The Baltic Hermétique Summer runs a automatic caliber (Miyota 9039), while the Vaer D4 Outerknown Solar Diver runs a quartz.

Side by side

Baltic Hermétique SummervsVaer D4 Outerknown Solar Diver

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

Baltic Hermétique Summer

hermetique-summer-orange

MSRP $594

Vaer D4 Outerknown Solar Diver

d4-outerknown-usa-solar-diver-marine

MSRP $549

At a glance

13 of 29 specs differ

Diameter

Hermétique Summer37mm

D4 Outerknown Solar Diver39mm

Power Reserve

Hermétique Summer42h

D4 Outerknown Solar Diver40h

Water Resistance

Hermétique Summer150m

D4 Outerknown Solar Diver200m

MSRP

Hermétique Summer$594

D4 Outerknown Solar Diver$549

Full specifications

Case

5 specs

Crystal & Dial

4 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Yes

Inner

Dial Color

Orange

Blue

Lume

BGW9

None

Movement

3 specs

Caliber

Miyota 9039

—

Type

Automatic

Quartz

Power Reserve

42h

40h

Pricing

1 specs

MSRP

$594

$549

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