Side by side

Bell & Ross BR-X5 Blue LumvsTudor Black Bay GMT S&G

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

BR-X5 Blue Lum
Bell & RossBR-X5 Blue Lum
MSRP $15,012
Black Bay GMT S&G
TudorBlack Bay GMT S&G
MSRP $5,825

At a glance

20 of 29 specs differ
Diameter
BR-X5 Blue Lum41mm
Black Bay GMT S&G41mm
Power Reserve
BR-X5 Blue Lum70 hoursh
Black Bay GMT S&G70h
Water Resistance
BR-X5 Blue Lum100m
Black Bay GMT S&G200m
MSRP
BR-X5 Blue Lum$15,012
Black Bay GMT S&G$5,825

Full specifications

Case

8 specs
Category
GMT
Thickness
12.8mm
14.6mm
Lug-to-Lug
46mm
Lug Width
22mm
Material
Titanium
Stainless Steel
Finish
Polished + Satin
Water Resistance
100m
200m
Caseback
Engraved

Crystal & Dial

4 specs
Crystal Shape
AR Coating
Underside
Indices
Applied indices
Lume
Super-LumiNova
None

Movement

7 specs
Caliber
BR-CAL.323
MT5652
Beat Rate
0 vph
Power Reserve
70 hoursh
70h
Jewels
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
Hours/Minutes, Seconds, Power Reserve Indicator
GMT

Pricing

1 specs
MSRP
$15,012
$5,825

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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-X5 Blue Lum

The Bell & Ross BR-X5 Blue Lum features a composite case with blue luminescent quartz fibre and titanium, and its dial, indices, hands, and power reserve indicator are treated with blue Super-LumiNova. The watch is powered by the Kenissi-manufactured Caliber BR-CAL.323 automatic movement, which provides a 70-hour power reserve. The luminous composite case components appear a pale blue in daylight and emit a bright aqua blue glow in the dark, though the date numerals are unlit. On balance, reviewers highlight the BR-X5 Blue Lum's distinctive luminous case and dial as its primary appeal.

Tudor Black Bay GMT S&G

Owners widely praise the Tudor Black Bay GMT S&G for its muted gold tone and cohesive design, with reviewers noting its value proposition around $5,000-$5,300, powered by an in-house GMT movement. Some owners find the 41mm case and weight make it feel large on the wrist, while reviewers are split on wearability and the execution of the "Root Beer" aesthetic. Concerns are raised about the aluminum bezel insert and initial wear on the gold plating at its price point, though some see the gold-capped bracelet and crown as understandable compromises. Overall, owners and reviewers rate the Tudor Black Bay GMT S&G highly for its unique aesthetic and strong value, with the cohesive design and GMT functionality being key draws.

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