Side by side

Omega Seamaster Diver 300M Co Axial Master Chronometer 42mmvsSpinnaker Hass Automatic

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

Add a watch

Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures

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 42mm

Owners and reviewers widely praise the Omega Seamaster Diver 300M Co Axial Master Chronometer 42mm for its impressive build quality, premium feel, and comfortable wearability, with many highlighting its versatile design that bridges toolish and elegant aesthetics. The 42mm case is noted to fit smaller wrists well, with lugs that drape perfectly, and the Master Chronometer Calibre 8800 movement is considered a key feature. Some owners find the mesh bracelet's clasp bulky or fiddly, and one reviewer points out sharp edges on the exhibition case back, though the case finishing and bezel action are generally lauded. Overall, owners and reviewers rate the Omega Seamaster Diver 300M Co Axial Master Chronometer 42mm highly for its blend of refined finishing, comfortable wearability, and versatile design.

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.

From video reviewers

The dial's recovered marine plastic construction with textured finish provides distinctive material differentiation at the entry-level dive watch price point, and the sapphire crystal with anti-reflective coating ensures strong on-wrist legibility. The 300m water resistance and automatic movement deliver capable specifications, though bracelet quality and fit remain underspecified across reviews.

At a glance

13 of 29 specs differ
Diameter
Seamaster Diver 300M Co Axial Master Chronometer 42mm42mm
Hass Automatic43mm
Power Reserve
Seamaster Diver 300M Co Axial Master Chronometer 42mm55h
Hass Automatic
Water Resistance
Seamaster Diver 300M Co Axial Master Chronometer 42mm300m
Hass Automatic300m
MSRP
Seamaster Diver 300M Co Axial Master Chronometer 42mm$16,600
Hass Automatic$445

Full specifications

Case

6 specs
Diameter
42mm
43mm
Thickness
13.56mm
16.5mm
Lug-to-Lug
49.9mm
50mm
Lug Width
20mm
22mm
Material
Bronze Gold
316L Stainless Steel
Finish
Steel

Crystal & Dial

2 specs
Crystal Shape
Domed
Dial Color
Black
Flying Dutchman

Movement

4 specs
Caliber
Omega 8800
Seiko NH35
Power Reserve
55h
0h
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$16,600
$445
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

DiscussionNot started
Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.