Side by side

Tudor Black Bay 58 BronzevsZelos Skyraider 40 Skeleton

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

Black Bay 58 Bronze
TudorBlack Bay 58 Bronze
MSRP $5,850
Skyraider 40 Skeleton
ZelosSkyraider 40 Skeleton
MSRP $1,999

At a glance

19 of 29 specs differ
Diameter
Black Bay 58 Bronze39mm
Skyraider 40 Skeleton40mm
Power Reserve
Black Bay 58 Bronze70h
Skyraider 40 Skeleton40h
Water Resistance
Black Bay 58 Bronze200m
Skyraider 40 Skeleton50m
MSRP
Black Bay 58 Bronze$5,850
Skyraider 40 Skeleton$1,999

Full specifications

Case

8 specs
Category
Diver
Skeleton
Diameter
39mm
40mm
Thickness
11.9mm
8.2mm
Lug-to-Lug
46mm
40mm
Material
Bronze
Titanium
Finish
Brushed + Satin
Brushed and polished
Water Resistance
200m
50m
Caseback
Engraved
Solid

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Black
Ti Damascus LE

Movement

7 specs
Caliber
MT5400
Swiss Skeletonised Marvin 700
Type
Automatic
Manual
Beat Rate
0 vph
28,800 vph
Power Reserve
70h
40h
Jewels
0
25
Hacking
No
Yes
Hand-winding
No
Yes

Pricing

1 specs
MSRP
$5,850
$1,999

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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.

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.

Zelos Skyraider 40 Skeleton

The Zelos Skyraider 40 Skeleton is noted for its skeletonized dial and the use of BGW9 and C3 Super-LumiNova for legibility. It is powered by a manual-wind ETA 6498 movement, offering a 44-hour power reserve. On balance, the Zelos Skyraider 40 Skeleton is seen as a cool-looking option, though availability is a factor.

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