Side by side

Bell & Ross BR-05 DiamondvsTudor Black Bay One 31 S&G

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 One 31 S&G
TudorBlack Bay One 31 S&G
MSRP $6,850

At a glance

16 of 29 specs differ
Diameter
BR-05 Diamond40mm
Black Bay One 31 S&G31mm
Power Reserve
BR-05 Diamond
Black Bay One 31 S&G50h
Water Resistance
BR-05 Diamond100m
Black Bay One 31 S&G100m
MSRP
BR-05 Diamond$24,829
Black Bay One 31 S&G$6,850

Full specifications

Case

6 specs
Diameter
40mm
31mm
Thickness
9.5mm
Lug-to-Lug
46mm
Lug Width
17mm
Finish
Polished + Satin
Caseback
Solid screw-down

Crystal & Dial

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

Movement

5 specs
Caliber
BR-CAL.321
MT5201
Beat Rate
28,800 vph
Power Reserve
50h
Jewels
25
Complications
Hours/Minutes, Seconds, Date
None

Pricing

1 specs
MSRP
$24,829
$6,850

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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 One 31 S&G

The Tudor Black Bay One 31 S&G is praised for its quiet luxury, combining brushed steel and warm gold accents for understated charm. Owners appreciate the brushed gold for a casual two-tone look and the champagne dial's surprising legibility. Some find the case sides too thick, and one user expressed a desire for a smaller S&G variant. The watch features the MT5612 movement with a 70-hour power reserve and a date function, within a 200-meter water-resistant case. Overall, owners and reviewers highlight the Tudor Black Bay One 31 S&G's balanced two-tone aesthetic as its primary appeal.

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