Side by side

Bell & Ross BR-X3 Blue SteelvsBremont Supermarine 300M

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

BR-X3 Blue Steel
Bell & RossBR-X3 Blue Steel
MSRP $7,992
Supermarine 300M
BremontSupermarine 300M
MSRP $3,550

At a glance

19 of 29 specs differ
Diameter
BR-X3 Blue Steel41mm
Supermarine 300M40mm
Power Reserve
BR-X3 Blue Steel70 hoursh
Supermarine 300M40h
Water Resistance
BR-X3 Blue Steel100m
Supermarine 300M300m
MSRP
BR-X3 Blue Steel$7,992
Supermarine 300M$3,550

Full specifications

Case

8 specs
Category
Sport
Diver
Diameter
41mm
40mm
Thickness
13.3mm
12mm
Lug Width
20mm
Material
Stainless Steel
904L Stainless Steel
Finish
Brushed and polished
Water Resistance
100m
300m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
White
Green
Indices
Applied indices
Applied
Lume
Super-LumiNova
None

Movement

5 specs
Caliber
BR-CAL.323
BE-92AE
Beat Rate
28,800 vph
Power Reserve
70 hoursh
40h
Jewels
25
Complications
Hours/Minutes, Seconds, Power Reserve Indicator
None

Pricing

1 specs
MSRP
$7,992
$3,550

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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.

Bell & Ross BR-X3 Blue Steel

The Bell & Ross BR-X3 Blue Steel is noted for its integration of the Kenissi movement into the BR-03 case, featuring a layered dial with a reoriented power reserve indicator. Owners find the lume bright, though less so in person than in images, and appreciate the comfort and unique dial variations, viewing it as an experimental piece. Reviewers note the three-date window is less clear than a single date display and find the blue dial's shininess excessive.

Bremont Supermarine 300M

The Bremont Supermarine 300M is praised for its comfortable 40mm and 42mm case sizes, with owners noting the 42mm wears well on smaller wrists due to its lug design. One owner highlights the 13mm thinness of the 40mm case, considered compact for a 300m diver. The watch is priced at $1375. On balance, owners and reviewers appreciate the Bremont Supermarine 300M for its wearability and compact dimensions, especially for a dive watch.

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