Side by side

Bell & Ross BR-05 DiamondvsTudor Black Bay 58 Bronze

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

BR-05 Diamond
Bell & RossBR-05 Diamond
MSRP $24,829
Black Bay 58 Bronze
TudorBlack Bay 58 Bronze
MSRP $5,850

At a glance

21 of 29 specs differ
Diameter
BR-05 Diamond40mm
Black Bay 58 Bronze39mm
Power Reserve
BR-05 Diamond
Black Bay 58 Bronze70h
Water Resistance
BR-05 Diamond100m
Black Bay 58 Bronze200m
MSRP
BR-05 Diamond$24,829
Black Bay 58 Bronze$5,850

Full specifications

Case

9 specs
Category
Diver
Diameter
40mm
39mm
Thickness
11.9mm
Lug-to-Lug
46mm
Lug Width
20mm
Material
Stainless Steel
Bronze
Finish
Brushed + Satin
Water Resistance
100m
200m
Caseback
Engraved

Crystal & Dial

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

Movement

7 specs
Caliber
BR-CAL.321
MT5400
Beat Rate
0 vph
Power Reserve
70h
Jewels
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
Hours/Minutes, Seconds, Date
None

Pricing

1 specs
MSRP
$24,829
$5,850

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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-05 Diamond

Owners widely praise the Bell & Ross BR-05 Diamond's design and build quality, noting its comfortable wearability and a less derivative appearance in person. The contrast between brushed and polished finishes, along with the blue sunray dial, contributes to its appeal as a versatile integrated steel sports watch. Some owners, however, find the crown to be a bit fussy and criticize the high price relative to the SW300-1 movement. On balance, owners rate the Bell & Ross BR-05 Diamond highly for its striking design and versatile wearability.

Tudor Black Bay 58 Bronze

The Tudor Black Bay 58 Bronze is widely praised for its unique, evolving aesthetic driven by its developing bronze patina, which owners describe as an incremental pleasure and a conversation starter. Reviewers highlight its warm, vintage feel, achieved through the aging bronze case, root-beer brown bezel, and rose gold-toned dive scale, complemented by applied Arabic numerals on a 39mm case. The MT5400 movement is noted for its 70-hour power reserve and COSC-certified accuracy, with one owner reporting a net loss of about one second every three days. The bezel action is described as firm and reassuring, tighter than steel Black Bay models. Owners report the watch wears well dressed up or down, and its finishing is favorably compared to higher-end brands. However, some owners note the soft bronze case scratches easily and can cause blueing on the wrist in hot weather.

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