Side by side

Omega Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mmvsSpinnaker Hass Automatic

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

Hass Automatic
SpinnakerHass Automatic
MSRP $445
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Omega Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mm

Owners widely report the Omega Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mm offers adequate wrist presence and can handle an active lifestyle, with some finding it a wearable everyday watch. However, multiple owners suggest a 40-42mm size would be more proportional and comfortable, with one noting the bracelet feels chunky. One owner finds the 44mm Diver 300M Chronograph GMT cluttered and too busy to read quickly, while another appreciates its all-in-one complications for daily wear and travel. On balance, owners and reviewers find the Omega Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mm a capable watch, though its 44mm size is a point of contention for some.

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.

At a glance

17 of 29 specs differ
Diameter
Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mm44mm
Hass Automatic43mm
Power Reserve
Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mm60h
Hass Automatic40h
Water Resistance
Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mm300m
Hass Automatic300m
MSRP
Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mm$27,300
Hass Automatic$445

Full specifications

Case

7 specs
Diameter
44mm
43mm
Thickness
17.2mm
16.5mm
Lug-to-Lug
52.8mm
50mm
Lug Width
21mm
22mm
Material
18kt Sedna Gold
316L Stainless Steel
Finish
Steel
Brushed and polished
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Domed
Flat
AR Coating
Inner
Dial Color
Black
Flying Dutchman
Indices
Applied

Movement

5 specs
Caliber
Omega 9900
NH35
Beat Rate
0 vph
28,800 vph
Power Reserve
60h
40h
Jewels
0
25
Complications
Chronograph
None

Pricing

1 specs
MSRP
$27,300
$445
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