Side by side

Bell & Ross BR 01 INSTRUMENT DE MARINEvsYema Wristmaster Slim Small Seconds CMM.29

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

BR 01 INSTRUMENT DE MARINE
Bell & RossBR 01 INSTRUMENT DE MARINE
MSRP $8,532
Wristmaster Slim Small Seconds CMM.29
YemaWristmaster Slim Small Seconds CMM.29
MSRP $2,249

At a glance

18 of 29 specs differ
Diameter
BR 01 INSTRUMENT DE MARINE46mm
Wristmaster Slim Small Seconds CMM.2939mm
Power Reserve
BR 01 INSTRUMENT DE MARINE56 hoursh
Wristmaster Slim Small Seconds CMM.2940h
Water Resistance
BR 01 INSTRUMENT DE MARINE100m
Wristmaster Slim Small Seconds CMM.29100m
MSRP
BR 01 INSTRUMENT DE MARINE$8,532
Wristmaster Slim Small Seconds CMM.29$2,249

Full specifications

Case

7 specs
Category
Dress
Diameter
46mm
39mm
Thickness
9mm
Lug Width
20mm
Material
Bronze
Stainless Steel
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
White
Black
Indices
Roman numerals
Applied

Movement

6 specs
Caliber
BR-CAL.203
Yema CMM.29
Type
Manual
Automatic
Beat Rate
28,800 vph
Power Reserve
56 hoursh
40h
Jewels
25
Complications
Hours/Minutes
None

Pricing

1 specs
MSRP
$8,532
$2,249

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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 01 INSTRUMENT DE MARINE

The Bell & Ross BR 01 is recognized as a bold, 46mm "instrumentation watch" that drew inspiration from airplane cockpit altimeters upon its 2005 release. While one reviewer found a smaller variant in the line too flat and difficult to wear, the BR 01's unique design and historical significance are acknowledged. On balance, the Bell & Ross BR 01 is noted for its distinctive cockpit-inspired aesthetic and its impact on watch design at its launch.

Yema Wristmaster Slim Small Seconds CMM.29

Owners widely praise the Yema Wristmaster Slim Small Seconds CMM.29 for its slim 9.5mm case, unique nature-inspired dial, and brushed steel finish. The micro-rotor movement is noted for its 4Hz beat rate and 42-hour power reserve, regulated to -/+ 10 seconds per day. Some owners report concerns regarding the movement and warranty process, while a reviewer questioned the value proposition at its price point and noted minor finishing inconsistencies on a prototype. On balance, the Yema Wristmaster Slim Small Seconds CMM.29 is highly regarded by owners for its distinctive design and comfortable wearability.

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