IWC Schaffhausen Iw328801 Aquatimer AutomaticvsSpinnaker Hull Diver

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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Iw328801 Aquatimer Automatic

Hull Diver
Diameter
42mm
42mm
Lug-to-Lug
n/a
47.5mm
Thickness
14.1mm
lowest
15mm
Water Resistance
300m
300m
Power Reserve
120h
n/a
MSRP
$6,700
$375
lowest
Movement
32111
Seiko NH35
Case
4 specsCrystal & Dial
1 specsMovement
6 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the IWC Schaffhausen Iw328801 Aquatimer Automatic as a beautiful, solid, and hard-wearing watch with great lume and a unique, functional bezel. Some owners find the 42mm case chunky and note that non-removable bars limit strap options, while one reviewer suggests the utilitarian and angular look, combined with a non-tapering bracelet and substantial weight, indicates a need for refinement. The movement is an automatic 32111 caliber with a 120-hour power reserve. On balance, owners and reviewers rate the IWC Schaffhausen Iw328801 Aquatimer Automatic well for its robust build and functional bezel system.
The Spinnaker Hull Diver is widely praised for its excellent build quality, with owners highlighting the milled clasp, solid links, and dual-part case construction that contributes to a reduced thickness. Reviewers and owners alike commend its great finishing, accurate Seiko NH35 movement, and the value it offers at its price point, with one owner calling it one of their best affordable watches. The blue dial is noted for its attractive play of light, and the sapphire crystal features a strong anti-reflective coating. However, the lume is considered average by some, and a few owners expressed a desire for a higher beat movement. The screwdown crown is easy to operate, and micro-adjustment on the bracelet allows for a good fit. On balance, owners rate the Spinnaker Hull Diver highly for its exceptional build quality and finishing at an affordable price.
The cushion case design and solid construction are praised. The bracelet is noted as solid stainless steel.
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