Which is bigger, the Bremont Altitude 39 Date or the Sartory Billard SB05?

The Bremont Altitude 39 Date wears larger at 39mm versus 38.5mm for the Sartory Billard SB05 — a 0.5mm difference across the dial.

Which has better water resistance, the Bremont Altitude 39 Date or the Sartory Billard SB05?

The Bremont Altitude 39 Date is rated to 100m versus 50m for the Sartory Billard SB05.

Which has a longer power reserve, the Bremont Altitude 39 Date or the Sartory Billard SB05?

The Sartory Billard SB05 carries a 90-hour power reserve against 40 hours on the Bremont Altitude 39 Date.

What movement does the Bremont Altitude 39 Date run compared to the Sartory Billard SB05?

The Bremont Altitude 39 Date runs a automatic caliber (BE-92AE), while the Sartory Billard SB05 runs a manual (LJP Cal. 7380).

Side by side

Bremont Altitude 39 DatevsSartory Billard SB05

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

Bremont Altitude 39 Date

alt39-dt-ss-si-l-s

MSRP $4,250

Sartory Billard SB05

At a glance

11 of 29 specs differ

Diameter

Altitude 39 Date39mm

SB0538.5mm

Power Reserve

Altitude 39 Date40h

SB0590h

Water Resistance

Altitude 39 Date100m

SB0550m

MSRP

Altitude 39 Date$4,250

SB05—

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Dial Color

Silver

Black

Movement

3 specs

Caliber

BE-92AE

LJP Cal. 7380

Type

Automatic

Manual

Power Reserve

40h

90h

Pricing

1 specs

MSRP

$4,250

—

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Bremont Altitude 39 Date

Owners and reviewers widely praise the Bremont Altitude 39 Date as a sleek, legible, and everyday-suited pilot's watch, noting its comfortable 39mm 904L steel case and clean dial design. The La Joux-Perret G100 movement is recognized for its 68-hour power reserve and smooth winding feel. Some owners note the bracelet lacks micro-adjustments. On balance, the consensus is that the Bremont Altitude 39 Date is highly regarded for its refined finishing and wearability at 39mm.

The dial's Maki-e Raden and aventurine combination is a standout feature. The 38.5mm case size and slim profile are noted for comfort.

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