Which is cheaper, the Bremont Altitude 39 Date or the Grand Seiko SBGM245?

At MSRP the Bremont Altitude 39 Date is the cheaper of the two at $4,250, against $6,100 for the Grand Seiko SBGM245 — a $1,850 gap before any retailer discounting.

Which is bigger, the Bremont Altitude 39 Date or the Grand Seiko SBGM245?

The Grand Seiko SBGM245 wears larger at 40.5mm versus 39mm for the Bremont Altitude 39 Date — a 1.5mm difference across the dial.

Which has better water resistance, the Bremont Altitude 39 Date or the Grand Seiko SBGM245?

The Grand Seiko SBGM245 is rated to 200m versus 100m for the Bremont Altitude 39 Date.

Which has a longer power reserve, the Bremont Altitude 39 Date or the Grand Seiko SBGM245?

The Grand Seiko SBGM245 carries a 72-hour power reserve against 40 hours on the Bremont Altitude 39 Date.

What movement does the Bremont Altitude 39 Date run compared to the Grand Seiko SBGM245?

Both watches run automatic movements — the Bremont Altitude 39 Date uses the BE-92AE and the Grand Seiko SBGM245 uses the 9S66.

Side by side

Bremont Altitude 39 DatevsGrand Seiko SBGM245

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

Grand Seiko SBGM245

sbgm245g

MSRP $6,100

At a glance

11 of 29 specs differ

Diameter

Altitude 39 Date39mm

SBGM24540.5mm

Power Reserve

Altitude 39 Date40h

SBGM24572h

Water Resistance

Altitude 39 Date100m

SBGM245200m

MSRP

Altitude 39 Date$4,250

SBGM245$6,100

Full specifications

Case

6 specs

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Dial Color

Silver

Black

Movement

2 specs

Caliber

BE-92AE

9S66

Power Reserve

40h

72h

Pricing

1 specs

MSRP

$4,250

$6,100

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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.

Owners widely appreciate the Grand Seiko SBGM245 for its blend of sport and luxury, with one enthusiast highlighting its superior workmanship over quartz movements. However, opinions on its size vary, as one owner found the SBGM245 too large, preferring the comfort of a different variant. Overall, owners value the Grand Seiko SBGM245 for its refined craftsmanship, though its wearability is a point of personal preference.

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