Which is cheaper, the Bremont Altitude Perpetual Calendar GMT or the Lum-Tec B68 Day Date?

At MSRP the Lum-Tec B68 Day Date is the cheaper of the two at $595, against $38,450 for the Bremont Altitude Perpetual Calendar GMT — a $37,855 gap before any retailer discounting.

Which is bigger, the Bremont Altitude Perpetual Calendar GMT or the Lum-Tec B68 Day Date?

The Lum-Tec B68 Day Date wears larger at 44mm versus 42mm for the Bremont Altitude Perpetual Calendar GMT — a 2mm difference across the dial.

What movement does the Bremont Altitude Perpetual Calendar GMT run compared to the Lum-Tec B68 Day Date?

The Bremont Altitude Perpetual Calendar GMT runs a automatic caliber, while the Lum-Tec B68 Day Date runs a quartz (Ronda 515).

Side by side

Bremont Altitude Perpetual Calendar GMTvsLum-Tec B68 Day Date

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

Lum-Tec B68 Day Date

combat-b68

MSRP $595

At a glance

11 of 29 specs differ

Diameter

Altitude Perpetual Calendar GMT42mm

B68 Day Date44mm

Power Reserve

Altitude Perpetual Calendar GMT40h

B68 Day Date40h

Water Resistance

Altitude Perpetual Calendar GMT—

B68 Day Date200m

MSRP

Altitude Perpetual Calendar GMT$38,450

B68 Day Date$595

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

Blue

B68 Day Date

Movement

2 specs

Caliber

—

Ronda 515

Type

Automatic

Quartz

Pricing

1 specs

MSRP

$38,450

$595

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