Side by side

Bremont Altitude 39 DatevsGrand Seiko SLGW004

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

Altitude 39 Date
BremontAltitude 39 Date
MSRP $4,250
SLGW004
Grand SeikoSLGW004
MSRP $30,000

At a glance

13 of 29 specs differ
Diameter
Altitude 39 Date39mm
SLGW00438.8mm
Power Reserve
Altitude 39 Date40h
SLGW00480h
Water Resistance
Altitude 39 Date100m
SLGW00430m
MSRP
Altitude 39 Date$4,250
SLGW004$30,000

Full specifications

Case

7 specs
Category
Pilot
Dress
Diameter
39mm
38.8mm
Thickness
11.19mm
10.4mm
Lug-to-Lug
43.7mm
Lug Width
20mm
19mm
Material
316L Stainless Steel (DLC coated)
Gold
Water Resistance
100m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Silver
Black

Movement

3 specs
Caliber
BE-92AE
9SA4
Type
Automatic
Manual
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$4,250
$30,000

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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.

Grand Seiko SLGW004

The Grand Seiko SLGW004 is praised for its elegant, faithful reissue design and impressive technical execution, featuring a new 9SA4 hi-beat manual-winding movement with an 80-hour power reserve and accuracy of -3/+5 seconds per day. Reviewers highlight the sharp case facets, double-signed dial, and beautifully decorated movement visible through the display caseback, along with an enjoyable winding experience. One reviewer noted a desire for better water resistance and expressed a dislike for the etched sapphire case back. Overall, reviewers rate the Grand Seiko SLGW004 highly for its elegant design and technically impressive movement.

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