Side by side

Bremont MBIIIvsGrand Seiko SBGX355

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

MBIII
BremontMBIII
MSRP $5,450
SBGX355
Grand SeikoSBGX355
MSRP $4,100

At a glance

11 of 29 specs differ
Diameter
MBIII43mm
SBGX35537mm
Power Reserve
MBIII40h
SBGX35540h
Water Resistance
MBIII100m
SBGX355100m
MSRP
MBIII$5,450
SBGX355$4,100

Full specifications

Case

6 specs
Category
Pilot
Dress
Diameter
43mm
37mm
Thickness
14.5mm
10.6mm
Lug-to-Lug
44.6mm
Lug Width
14.5mm
19mm
Material
Stainless Steel
Titanium

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Armoured II
Black

Movement

2 specs
Caliber
BE-36AE
9F62
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$5,450
$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 MBIII

The Bremont MBIII is praised for its versatile pilot's watch design, excellent dial visibility, and shock-resistant chronometer movement housed in a 43mm Trip-Tick case with a Faraday cage. Owners appreciate its unique origin story tied to Martin-Baker ejection seats and the brand's distinctive design language, with some noting the orange barrel accent. The watch features a 24-hour scale, 100m water resistance, and an improved Roto Click bezel. However, the "DANGER EJECTION SEAT" dial text is considered divisive, and its ETA 2892 GMT movement is not a "true" GMT as only the 24-hour hand is independently adjustable. On balance, owners and reviewers value the Bremont MBIII for its robust build and unique aviation-inspired narrative.

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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