Side by side

Seiko Prospex RotocallvsSpinnaker Hass Automatic

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

Prospex Rotocall
SeikoProspex Rotocall
MSRP $550
Hass Automatic
SpinnakerHass Automatic
MSRP $445

At a glance

12 of 29 specs differ
Diameter
Prospex Rotocall37mm
Hass Automatic43mm
Power Reserve
Prospex Rotocall40h
Hass Automatic40h
Water Resistance
Prospex Rotocall100m
Hass Automatic300m
MSRP
Prospex Rotocall$550
Hass Automatic$445

Full specifications

Case

7 specs
Category
Sport
Diver
Diameter
37mm
43mm
Thickness
10.6mm
16.5mm
Lug-to-Lug
43.5mm
50mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Hardlex
Sapphire
Dial Color
Black
Flying Dutchman

Movement

2 specs
Caliber
A824
SII NH35A
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$550
$445

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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.

Seiko Prospex Rotocall

Owners widely praise the Seiko Prospex Rotocall for its charismatic retro design and comfortable 37mm size, with many appreciating its space-faring heritage. However, multiple sources criticize its price point, suggesting it is too high for an all-digital quartz watch with features like a stamped clasp, mineral crystal, and standard quartz movement. Some owners also note drawbacks such as a flimsy battery mount and split pin bracelet construction. On balance, owners and reviewers find the Seiko Prospex Rotocall visually appealing and a faithful re-release, but its value proposition is frequently questioned due to its price.

Spinnaker Hass Automatic

The Spinnaker Hass Automatic is a 43mm watch featuring an NH35 movement and sapphire crystal, with owners highlighting its beautiful dial. Some find Spinnaker watches, including this model, to be on the thicker side, with one owner describing the Hass X MCS Blue Fade variant as comically large and chunky. The Spinnaker Hass Automatic was offered at $445 USD as part of a special collection with customized elements, and a limited edition of 200 pieces was also available for $195 shipped. On balance, owners and reviewers note the attractive dial as a key positive, though some express reservations about the watch's thickness.

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