The Basics

The Bell & Ross BR-X1 Chronograph Tourbillon Rose Gold Diamonds is a limited edition of 20 pieces, featuring a rose gold case and a grey-tinted sapphire crystal dial. It is powered by the hand-wound caliber BR-CAL.283.

Brand: Bell & Ross
Family: Instruments
Reference: BRX1-CHTB-PG
Name: BR-X1 Tourbillon Chronograph Rose Gold
Produced: 2015
Limited: Yes, 20 units

Below is a detailed look at Bell & Ross’s model BRX1-CHTB-PG from Instruments watch family, including the price, case details and movement features.

Bell & Ross Instruments BRX1-CHTB-PG

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The Details

Bell & Ross’s BR-X1 Tourbillon Chronograph Rose Gold (BRX1-CHTB-PG) was originally released in 2015. This watch features a hand-wound movement beating at a frequency of 21600 bph (3 Hz) to provide a 100-hour power reserve when fully wound.

The Case

The rose gold case measures 45mm in diameter and roughly mm thick, with 24mm lug width. The square case is paired with a skeleton color dial with stick-shaped hands, and a stick / dot hour markers and minute track, covered by a sapphire glass. Bell & Ross’s Instruments model BRX1-CHTB-PG is water resistant up to 100 meters (328 ft). A display caseback is over the back of the watch case.

Material: Rose Gold
Glass: Sapphire
Back: Display
Shape: Square
Diameter: 45mm
Height: mm
Lug Width: 24mm
W/R: 100

Case Diameter

Case Thickness

Lug Width

Water Resistance

The Movement

The Instruments BRX1-CHTB-PG movement is a powered by caliber BR-CAL.283 made by Bell & Ross. The 35-jewel hand-wound movement is mm in diameter. Its balance wheel oscillates at 21600 semi-oscillations per hour or 3 Hz. This movement offers a 100-hour power reserve.

Type: Hand-Wound
Brand: Bell & Ross
Caliber: BR-CAL.283
Base: N/A
Display: Analog
Diameter: mm
Jewels: 35
Reserve: 100 hours
Frequency: 21600 bph
Time: Hours, Minutes
Chronograph: Chronograph, Column wheel, Monopoussoir
Additionals: Tourbillon Escapement

The Price

How much does the Bell & Ross’s Instruments BRX1-CHTB-PG cost? This watch was introduced in 2015 and has been in Bell & Ross’s collection for around . This watch is a limited edition with just 20 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-X1 Tourbillon Chronograph Rose Gold
  • Reference Number: BRX1-CHTB-PG
  • Limited: Yes, 20 units

Case & Dial:

  • Material: Rose Gold
  • Glass: Sapphire
  • Back: Display
  • Diameter: 45
  • Thickness:
  • Lug Width: 24
  • Dial Color: Skeleton
  • Indexes: Stick / Dot and Stick-shaped hands
  • Water Resistance: 100 meters


  • Winding: Hand-Wound
  • Brand: Bell & Ross
  • Caliber: BR-CAL.283
  • Display: Analog
  • Diameter: mm
  • Jewels: 35
  • Power Reserve: 100 hours
  • Frequency: 21600 bph
  • Functions: Hours, Minutes

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.

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