Side by side

Bell & Ross BR-X3 Blue SteelvsLongines PrimaLuna

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

BR-X3 Blue Steel
Bell & RossBR-X3 Blue Steel
MSRP $7,992
PrimaLuna
LonginesPrimaLuna
MSRP $2,950

At a glance

20 of 29 specs differ
Diameter
BR-X3 Blue Steel41mm
PrimaLuna34mm
Power Reserve
BR-X3 Blue Steel70 hoursh
PrimaLuna72h
Water Resistance
BR-X3 Blue Steel100m
PrimaLuna30m
MSRP
BR-X3 Blue Steel$7,992
PrimaLuna$2,950

Full specifications

Case

8 specs
Category
Sport
Dress
Diameter
41mm
34mm
Thickness
13.3mm
11.6mm
Lug-to-Lug
41mm
Lug Width
8mm
Finish
Water Resistance
100m
30m
Caseback
Transparent case back with sapphire crystal

Crystal & Dial

4 specs
Crystal Shape
AR Coating
Underside
Both sides
Dial Color
White
Blue
Indices
Applied indices
Diamond indexes

Movement

7 specs
Caliber
BR-CAL.323
L899.5
Beat Rate
25,200 vph
Power Reserve
70 hoursh
72h
Jewels
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
Hours/Minutes, Seconds, Power Reserve Indicator
Hours, minutes, seconds and date, Moon phase display at 6 o'clock

Pricing

1 specs
MSRP
$7,992
$2,950

Follow this matchup

Get a note when Bell & Ross BR-X3 Blue Steel vs Longines PrimaLuna gets more votes, a community discussion, or a price drop. No account needed.

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-X3 Blue Steel

The Bell & Ross BR-X3 Blue Steel is noted for its integration of the Kenissi movement into the BR-03 case, featuring a layered dial with a reoriented power reserve indicator. Owners find the lume bright, though less so in person than in images, and appreciate the comfort and unique dial variations, viewing it as an experimental piece. Reviewers note the three-date window is less clear than a single date display and find the blue dial's shininess excessive.

Longines PrimaLuna

Owners widely praise the Longines PrimaLuna for its stylish, understated design and comfortable 26.5mm and 34mm case sizes, with some preferring the quartz for its lower maintenance and others the automatic for its craftsmanship. The automatic movement, an L899.5 or Caliber L899, offers a 72-hour power reserve and exhibits consistent accuracy averaging a loss of 1.3 seconds per day in testing, though it runs 3-4 seconds slower on the wrist. The redesigned collection features a curvier case with contemporary lug integration and is available in steel or bi-metal. On balance, owners and reviewers appreciate the Longines PrimaLuna for its elegant styling and reliable automatic movement, though some find its brand prestige and design less compelling compared to certain luxury alternatives.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.