Side by side

Rolex Deepsea ChallengevsSpinnaker Dumas Automatic

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

Deepsea Challenge
RolexDeepsea Challenge
MSRP $29,100
Dumas Automatic
SpinnakerDumas Automatic
MSRP $239
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Rolex Deepsea Challenge

The Rolex Deepsea Challenge is widely recognized as an engineering feat, showcasing Rolex's first all-titanium construction and extreme 11,000m water resistance. Owners and reviewers consistently describe the 50mm Rolex Deepsea Challenge as a massive, gigantic, and barely wearable "monster" of a watch, with some finding its size and proportions impractical and uncomfortable for extended wear. Reviewers note a crude, charred-like brushed finish on the titanium bracelet and dial printing with soft edges and inconsistent spacing, which falls short of the brand's usual high standards. On balance, owners and reviewers view the Rolex Deepsea Challenge as an outstanding technical achievement and a unique collectible piece, rather than a practical daily wearer.

Spinnaker Dumas Automatic

Owners widely praise the Spinnaker Dumas Automatic for its attractive textured blue dial, applied indices, and well-finished case, noting its comfortable wearability due to a short lug-to-lug distance. Some owners flag the use of mineral crystal instead of sapphire and a bracelet with a learning curve and loose keeper. Overall, owners rate the Spinnaker Dumas Automatic highly for its aesthetics and case finishing at its price point.

At a glance

16 of 29 specs differ
Diameter
Deepsea Challenge50mm
Dumas Automatic44mm
Power Reserve
Deepsea Challenge70h
Dumas Automatic40h
Water Resistance
Deepsea Challenge1,000m
Dumas Automatic300m
MSRP
Deepsea Challenge$29,100
Dumas Automatic$239

Full specifications

Case

8 specs
Diameter
50mm
44mm
Thickness
9.5mm
15mm
Lug-to-Lug
46mm
48mm
Lug Width
22mm
Material
RLX Titanium
316L Stainless Steel
Finish
RLX titanium
Brushed and polished
Water Resistance
1000m
300m
Caseback
Monobloc middle case, screw-down case back and winding crown. Rolex Ringlock system case architecture with nitrogen-alloyed steel ring and helium escape valve
Solid

Crystal & Dial

4 specs
AR Coating
Inner
Dial Color
Black
Blue
Indices
Index
Applied
Lume
Chromalight
None

Movement

3 specs
Caliber
3230
NH35
Power Reserve
70h
40h
Jewels
31
25

Pricing

1 specs
MSRP
$29,100
$239
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