Side by side

IWC Schaffhausen Iw328801 Aquatimer AutomaticvsSpinnaker Dumas Automatic

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

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.

IWC Schaffhausen Iw328801 Aquatimer Automatic

Owners widely praise the IWC Schaffhausen Iw328801 Aquatimer Automatic as a beautiful, solid, and hard-wearing watch with great lume and a functional bezel. Some owners find it chunky and note that the non-removable bars limit strap options, while one reviewer suggests its utilitarian and angular look, combined with a non-tapering bracelet and substantial weight, indicates a need for evolutionary refinement. The 42mm case feels robust and over-engineered, featuring a unique SafeDive bezel system. The IWC 32111 automatic movement offers a 120-hour power reserve. On balance, owners and reviewers rate the IWC Schaffhausen Iw328801 Aquatimer Automatic well for its robust build and unique bezel system, despite some finding it chunky.

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

14 of 29 specs differ
Diameter
Iw328801 Aquatimer Automatic42mm
Dumas Automatic44mm
Power Reserve
Iw328801 Aquatimer Automatic120h
Dumas Automatic40h
Water Resistance
Iw328801 Aquatimer Automatic300m
Dumas Automatic300m
MSRP
Iw328801 Aquatimer Automatic$6,700
Dumas Automatic$239

Full specifications

Case

6 specs
Diameter
42mm
44mm
Thickness
14.1mm
15mm
Lug-to-Lug
48mm
Material
Stainless Steel
316L Stainless Steel
Finish
Steel
Brushed and polished
Caseback
Solid

Crystal & Dial

4 specs
Crystal
Sapphire
Crystal Shape
Flat
AR Coating
Inner
Indices
Applied

Movement

3 specs
Caliber
32111
NH35
Power Reserve
120h
40h
Jewels
21
25

Pricing

1 specs
MSRP
$6,700
$239
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