The Basics

The Bell & Ross BR 01 Instrument de Marine is a limited edition of 500 pieces introduced in 2016. It features a titanium case with both wooden and bronze details. Bronze is used for the top, lugs, and crown, while the case band is made of rosewood. It is powered by a Bell & Ross-branded version of the hand-wound Unitas 6498. Reference: BR01-CM-203

Brand: Bell & Ross
Family: Instruments
Reference: BR01-CM-203
Name: BR 01 Instrument de Marine
Produced: 2016
Limited: Yes, 500 units

Below is a detailed look at Bell & Ross’s model BR01-CM-203 from Instruments watch family, including the price, case details and movement features.

Bell & Ross Instruments BR01-CM-203

- Advertisement -

The Details

Bell & Ross’s BR 01 Instrument de Marine (BR01-CM-203) was originally released in 2016. This watch features a hand-wound movement beating at a frequency of 21600 bph (3 Hz) to provide a 56-hour power reserve when fully wound.

The Case

The titanium, bronze, wood case measures 46mm in diameter and roughly mm thick, with 24mm lug width. The square case is paired with a white color dial with poire-shaped hands, and a roman numerals hour markers and minute track, covered by a sapphire glass. Bell & Ross’s Instruments model BR01-CM-203 is water resistant up to 100 meters (328 ft). A display caseback is over the back of the watch case.

Material: Titanium, Bronze, Wood
Glass: Sapphire
Back: Display
Shape: Square
Diameter: 46mm
Height: mm
Lug Width: 24mm
W/R: 100

Case Diameter

Case Thickness

Lug Width

Water Resistance

The Movement

The Instruments BR01-CM-203 movement is a powered by caliber BR-CAL.203 made by Bell & Ross. The 17-jewel hand-wound movement is 36.6mm in diameter. Its balance wheel oscillates at 21600 semi-oscillations per hour or 3 Hz. This movement offers a 56-hour power reserve.

Type: Hand-Wound
Brand: Bell & Ross
Caliber: BR-CAL.203
Base: ETA 6498-1
Display: Analog
Diameter: 36.6mm
Jewels: 17
Reserve: 56 hours
Frequency: 21600 bph
Time: Hours, Minutes, Small Seconds

The Price

How much does the Bell & Ross’s Instruments BR01-CM-203 cost? This watch was introduced in 2016 and has been in Bell & Ross’s collection for around . This watch is a limited edition with just 500 pieces released. As with most luxury watches, the price of depends on the availability and demand.


For more information, visit Bell & Ross online.


  • Brand: Bell & Ross
  • Model: BR 01 Instrument de Marine
  • Reference Number: BR01-CM-203
  • Limited: Yes, 500 units

Case & Dial:

  • Material: Titanium, Bronze, Wood
  • Glass: Sapphire
  • Back: Display
  • Diameter: 46
  • Thickness:
  • Lug Width: 24
  • Dial Color: White
  • Indexes: Roman Numerals and Poire-shaped hands
  • Water Resistance: 100 meters


  • Winding: Hand-Wound
  • Brand: Bell & Ross
  • Caliber: BR-CAL.203
  • Display: Analog
  • Diameter: 36.6mm
  • Jewels: 17
  • Power Reserve: 56 hours
  • Frequency: 21600 bph
  • Functions: Hours, Minutes, Small Seconds

About Bell & Ross

Bell & Ross logo

Bruno Belamich and Carlos Rosillo founded Bell & Ross in 1992, focusing on aviator and diving watches. Today, its manufacturing is based in La Chaux-de-Fonds, Switzerland. The brand’s Vintage Collection includes the PW1, WW1, WW2, and Vintage BR models.

Bell & Ross Watches

View more Bell & Ross watches.

Discover new luxury watches and watch brands for men and women from our database of over 20,000 watches across more than 100 different brands.


Please enter your comment!
Please enter your name here