Side by side

Bremont Supermarine ChronovsGrand Seiko SBGW257

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

Supermarine Chrono
BremontSupermarine Chrono
MSRP $6,850
SBGW257
Grand SeikoSBGW257
MSRP $38,000

At a glance

12 of 29 specs differ
Diameter
Supermarine Chrono43mm
SBGW25738mm
Power Reserve
Supermarine Chrono40h
SBGW25772h
Water Resistance
Supermarine Chrono300m
SBGW25730m
MSRP
Supermarine Chrono$6,850
SBGW257$38,000

Full specifications

Case

7 specs
Category
Chronograph
Dress
Diameter
43mm
38mm
Thickness
15.87mm
10.9mm
Lug-to-Lug
45.8mm
Lug Width
22mm
19mm
Material
Stainless Steel (DLC coated)
Platinum
Water Resistance
300m
30m

Crystal & Dial

1 specs
AR Coating
Inner
Yes

Movement

3 specs
Caliber
BE-50AE
9S64
Type
Automatic
Manual
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$6,850
$38,000

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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 Supermarine Chrono

The Bremont Supermarine Chrono's black dial and understated bezel markings allow it to transition effectively from rugged use to evening events. On balance, owners and reviewers find the Bremont Supermarine Chrono to be a handsome and functional watch, with its versatile dial design being a key strength.

Grand Seiko SBGW257

The Grand Seiko SBGW257 is a platinum dress watch praised for its refined, subtle luxury and classic design. Reviewers highlight its 38mm diameter and 10.9mm thickness as near-perfect sizing for a dress watch. The watch features an 18k white gold dial with a sunray-brushed silver finish and gold hour markers, complemented by a refined application of the Grand Seiko wordmark. It is powered by the manual-wind Caliber 9S64 movement, offering a 72-hour power reserve and an accuracy rating of +5 to -3 seconds per day. The Grand Seiko SBGW257 is priced at €39,000. On balance, reviewers appreciate the Grand Seiko SBGW257 for its exquisite finishing and classic proportions, embodying a quiet luxury.

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