Which is cheaper, the Bremont Altitude Perpetual Calendar GMT or the Sternglas Naos Mondphase?

At MSRP the Sternglas Naos Mondphase is the cheaper of the two at $323, against $38,450 for the Bremont Altitude Perpetual Calendar GMT — a $38,127 gap before any retailer discounting.

Which is bigger, the Bremont Altitude Perpetual Calendar GMT or the Sternglas Naos Mondphase?

The Bremont Altitude Perpetual Calendar GMT wears larger at 42mm versus 38mm for the Sternglas Naos Mondphase — a 4mm difference across the dial.

What movement does the Bremont Altitude Perpetual Calendar GMT run compared to the Sternglas Naos Mondphase?

The Bremont Altitude Perpetual Calendar GMT runs a automatic caliber, while the Sternglas Naos Mondphase runs a quartz (Seiko VJ76).

Side by side

Bremont Altitude Perpetual Calendar GMTvsSternglas Naos Mondphase

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

Bremont Altitude Perpetual Calendar GMT

alt42-per-ti-bl-b

MSRP $38,450

Sternglas Naos Mondphase

naos-mondphase-mitternachtsblau

MSRP $323

At a glance

14 of 29 specs differ

Diameter

Altitude Perpetual Calendar GMT42mm

Naos Mondphase38mm

Power Reserve

Altitude Perpetual Calendar GMT40h

Naos Mondphase—

Water Resistance

Altitude Perpetual Calendar GMT—

Naos Mondphase50m

MSRP

Altitude Perpetual Calendar GMT$38,450

Naos Mondphase$323

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Dial Color

Blue

—

Lume

None

Luminova Punkten

Movement

4 specs

Caliber

—

Seiko VJ76

Type

Automatic

Quartz

Power Reserve

40h

—

Jewels

—

Pricing

1 specs

MSRP

$38,450

$323

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