Side by side

Rolex Sea-DwellervsSpinnaker Dumas Automatic

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

Sea-Dweller
RolexSea-Dweller
MSRP $22,450
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 Sea-Dweller

The Rolex Sea-Dweller is widely considered a masculine and substantial watch, with owners appreciating its clean look and red dial text. Some find its 43mm size and thickness make it feel like a "tank" and potentially cause arm fatigue, especially for those with smaller wrists or after weight loss, while others prefer its chunkiness and consider it more proportionally appropriate for larger wrists. The Rolex Sea-Dweller is seen by some as a niche product compared to the Submariner due to its size and heft. One owner considers the Sea-Dweller 43mm dial superior to other modern Rolexes, noting its matte-ish finish and red lettering. On balance, owners rate the Rolex Sea-Dweller highly for its distinctive aesthetic and substantial presence, though its size and weight are polarizing factors.

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

17 of 29 specs differ
Diameter
Sea-Dweller43mm
Dumas Automatic44mm
Power Reserve
Sea-Dweller70h
Dumas Automatic40h
Water Resistance
Sea-Dweller1,220m
Dumas Automatic300m
MSRP
Sea-Dweller$22,450
Dumas Automatic$239

Full specifications

Case

8 specs
Diameter
43mm
44mm
Thickness
15mm
Lug-to-Lug
48mm
Lug Width
22mm
Material
Yellow Rolesor
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
1220m
300m
Caseback
Monobloc middle case, screw-down case back and winding crown
Solid

Crystal & Dial

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

Movement

4 specs
Caliber
3235
NH35
Power Reserve
70h
40h
Jewels
31
25
Complications
Date
None

Pricing

1 specs
MSRP
$22,450
$239
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