Side by side
Bell & Ross BR 123 24HvsLum-Tec B66 Day Date
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
BR 123 24H42mm
B66 Day Date44mm
Power Reserve
BR 123 24H—
B66 Day Date40h
Water Resistance
BR 123 24H100m
B66 Day Date100m
MSRP
BR 123 24H$3,337
B66 Day Date$545
Full specifications
Case
7 specsCategory
GMT
Sport
Diameter
42mm
44mm
Lug-to-Lug
—
51.5mm
Lug Width
—
22mm
Material
Stainless Steel
Titanium (DLC coated)
Finish
—
Brushed and polished
Caseback
—
Solid
Crystal & Dial
6 specsCrystal
Sapphire
Domed Sapphire
Crystal Shape
—
Flat
AR Coating
Underside
Inner
Dial Color
Black
Standard
Indices
Applied indices
Applied
Lume
Super-LumiNova
None
Movement
5 specsCaliber
BR-CAL.303
—
Beat Rate
—
28,800 vph
Power Reserve
—
40h
Jewels
—
25
Complications
Hours/Minutes, Seconds, Date, GMT
None
Pricing
1 specsMSRP
$3,337
$545
Follow this matchup
Get a note when Bell & Ross BR 123 24H vs Lum-Tec B66 Day Date gets more votes, a community discussion, or a price drop. No account needed.
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.









