Side by side

Bremont Supermarine ChronovsGrand Seiko SBGX355

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

Supermarine Chrono
BremontSupermarine Chrono
MSRP $6,850
SBGX355
Grand SeikoSBGX355
MSRP $4,100

At a glance

11 of 29 specs differ
Diameter
Supermarine Chrono43mm
SBGX35537mm
Power Reserve
Supermarine Chrono40h
SBGX35540h
Water Resistance
Supermarine Chrono300m
SBGX355100m
MSRP
Supermarine Chrono$6,850
SBGX355$4,100

Full specifications

Case

7 specs
Category
Chronograph
Dress
Diameter
43mm
37mm
Thickness
15.87mm
10.6mm
Lug-to-Lug
44.6mm
Lug Width
22mm
19mm
Material
Stainless Steel (DLC coated)
Titanium
Water Resistance
300m
100m

Crystal & Dial

1 specs
AR Coating
Inner
Yes

Movement

2 specs
Caliber
BE-50AE
9F62
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$6,850
$4,100

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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 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 SBGX355

The Grand Seiko SBGX355 is widely praised for its beautiful dial, excellent finishing, and perfect 37mm size. Owners report unparalleled accuracy from the 9F62 quartz movement, rated to within 10 seconds per year. The high-intensity titanium case and 100m water resistance are noted features. Some consider the SBGX355 a "baby Snowflake" and a more accessible alternative to other models. Overall, owners and reviewers rate the Grand Seiko SBGX355 highly for its iconic Snowflake dial and exceptional quartz accuracy in a wearable 37mm case.

From video reviewers

The titanium case finishing is a significant strength. The deployant clasp is noted as prone to rattle. Reviewers disagree on the ideal case size for everyday wear.

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