Side by side

Bell & Ross BR-X1 Tourbillon Titanium DiamondsvsTudor Black Bay One 31 S&G

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

BR-X1 Tourbillon Titanium Diamonds
Bell & RossBR-X1 Tourbillon Titanium Diamonds
MSRP $193,320
Black Bay One 31 S&G
TudorBlack Bay One 31 S&G
MSRP $6,850

At a glance

19 of 29 specs differ
Diameter
BR-X1 Tourbillon Titanium Diamonds45mm
Black Bay One 31 S&G31mm
Power Reserve
BR-X1 Tourbillon Titanium Diamonds—
Black Bay One 31 S&G50h
Water Resistance
BR-X1 Tourbillon Titanium Diamonds100m
Black Bay One 31 S&G100m
MSRP
BR-X1 Tourbillon Titanium Diamonds$193,320
Black Bay One 31 S&G$6,850

Full specifications

Case

7 specs
Diameter
45mm
31mm
Thickness
—
9.5mm
Lug-to-Lug
—
46mm
Lug Width
—
17mm
Material
Grade 5 Titanium
Stainless Steel
Finish
—
Polished + Satin
Caseback
—
Solid screw-down

Crystal & Dial

5 specs
Crystal Shape
—
Flat
AR Coating
Underside
Inner
Dial Color
Grey
Black
Indices
Applied indices
Applied
Lume
Super-LumiNova
None

Movement

6 specs
Caliber
BR-CAL.283
MT5201
Type
Manual
Automatic
Beat Rate
—
28,800 vph
Power Reserve
—
50h
Jewels
—
25
Complications
Hours/Minutes, Chronograph, Power Reserve Indicator, Tourbillon
None

Pricing

1 specs
MSRP
$193,320
$6,850

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