Which is cheaper, the Bremont Altitude 39 Date or the Spinnaker Dumas GMT?

At MSRP the Spinnaker Dumas GMT is the cheaper of the two at $399, against $4,250 for the Bremont Altitude 39 Date — a $3,851 gap before any retailer discounting.

Which is bigger, the Bremont Altitude 39 Date or the Spinnaker Dumas GMT?

The Spinnaker Dumas GMT wears larger at 44mm versus 39mm for the Bremont Altitude 39 Date — a 5mm difference across the dial.

Which has better water resistance, the Bremont Altitude 39 Date or the Spinnaker Dumas GMT?

The Spinnaker Dumas GMT is rated to 300m versus 100m for the Bremont Altitude 39 Date.

What movement does the Bremont Altitude 39 Date run compared to the Spinnaker Dumas GMT?

Both watches run automatic movements — the Bremont Altitude 39 Date uses the BE-92AE and the Spinnaker Dumas GMT uses the Seiko NH34A.

Side by side

Bremont Altitude 39 DatevsSpinnaker Dumas GMT

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

Spinnaker Dumas GMT

dumas-gmt-automatic-ocean-blue-sp-5119-55

MSRP $399

At a glance

10 of 29 specs differ

Diameter

Altitude 39 Date39mm

Dumas GMT44mm

Power Reserve

Altitude 39 Date40h

Dumas GMT40h

Water Resistance

Altitude 39 Date100m

Dumas GMT300m

MSRP

Altitude 39 Date$4,250

Dumas GMT$399

Full specifications

Case

7 specs

Crystal & Dial

1 specs

Dial Color

Silver

Blue

Movement

1 specs

Caliber

BE-92AE

Seiko NH34A

Pricing

1 specs

MSRP

$4,250

$399

Follow this matchup

Get a note when Bremont Altitude 39 Date vs Spinnaker Dumas GMT gets more votes, a community discussion, or a price drop. No account needed.

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.

Owners praise the Spinnaker Dumas GMT's satisfying lume, including on the crown, and good finishing, with one owner finding it wears well on a 17cm wrist. The watch features a Seiko NH34A GMT movement and a blue gradient dial. Reviewers note its 44mm diameter and 209g weight on the bracelet make it unsuitable for smaller wrists.

Fratello

Keep exploring