Side by side

Spinnaker Hass AutomaticvsSeiko Prospex SPEEDTIMER Mechanical Chronograph

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

Hass Automatic
SpinnakerHass Automatic
MSRP $445

At a glance

15 of 29 specs differ
Diameter
Hass Automatic43mm
Prospex SPEEDTIMER Mechanical Chronograph42mm
Power Reserve
Hass Automatic40h
Prospex SPEEDTIMER Mechanical Chronograph45h
Water Resistance
Hass Automatic300m
Prospex SPEEDTIMER Mechanical Chronograph100m
MSRP
Hass Automatic$445
Prospex SPEEDTIMER Mechanical Chronograph$2,500

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
43mm
42mm
Thickness
16.5mm
14.6mm
Lug-to-Lug
50mm
49.5mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Flying Dutchman
Black
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
SII NH35A
8R48
Power Reserve
40h
45h
Jewels
25
34

Pricing

1 specs
MSRP
$445
$2,500

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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.

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.

Seiko Prospex SPEEDTIMER Mechanical Chronograph

The Seiko Prospex SPEEDTIMER Mechanical Chronograph is praised for its handsome, heritage-inspired design with a clean, balanced dial and an external tachymeter bezel. Reviewers highlight the upgraded case and bracelet, noting improved comfort and good value for a well-designed chronograph with an in-house movement. The caliber 8R48 movement features a vertical clutch and column wheel with MEMS technology for durability and precision. Points to consider include the 4:30 date window and a 14.6mm thickness, while the 45-hour power reserve is noted as an area for potential improvement. On balance, reviewers find the Seiko Prospex SPEEDTIMER Mechanical Chronograph to be a solid offering with good value, particularly for its design and in-house movement.

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