CWC (Cabot Watch Company) RN81 Diver Automatic WatchvsUnimatic Modello Quattro U4S-8BB

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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.

CWC (Cabot Watch Company) RN81 Diver Automatic Watch at true scale

RN81 Diver Automatic Watch

Unimatic Modello Quattro U4S-8BB at true scale

Modello Quattro U4S-8BB

Diameter

41mm

40mm

Lug-to-Lug

47mm

n/a

Thickness

12.7mm

n/a

Water Resistance

300m

300m

MSRP

$2,858

$1,110

lowest

Movement

Sellita SW200-1

Sellita SW200-1

Case

4 specs
Diameter
41mm
40mm
Thickness
12.7mm
n/a
Lug-to-Lug
47mm
n/a
Lug Width
20mm
22mm

Movement

1 specs
Type
Automatic
Meca-Quartz

Pricing

1 specs
MSRP
$2,858
$1,110
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Reviews

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

CWC (Cabot Watch Company) RN81 Diver Automatic Watch

Owners widely praise the CWC (Cabot Watch Company) RN81 Diver Automatic Watch for its robust build and preferred dial layout, featuring an iconic big triangle and sword hands reminiscent of the 1980 original. The bezel action is described as nice and chunky, and the case wears beautifully. Some reviewers note the polished case sides and "faux patina" lume color as unusual or slightly glossy for a military-issued watch, and fixed springbars are flagged as a potential drawback. Accuracy varies, with one owner reporting it running 3 seconds fast per 24 hours. On balance, owners and reviewers appreciate the CWC (Cabot Watch Company) RN81 Diver Automatic Watch for its faithful homage design and solid construction, despite some reservations about its finishing and price point.

Unimatic Modello Quattro U4S-8BB

The Unimatic Modello Uno U1-MY2 is widely praised for its minimalistic, utilitarian design and clever case details, with owners finding its style a primary draw and its price point remarkable for the quality. Reviewers highlight the hypnotic light play on the matte black dial, enhanced by the sapphire crystal's anti-reflective coating, and the Seiko NH35 movement is noted as simple, reliable, and keeping good time. One owner found the clasp sharp, a concern raised with the brand. Some community members criticize Unimatic's pricing, suggesting high margins due to the use of the Seiko NH35 movement. Overall, owners and reviewers rate the Unimatic Modello Uno U1-MY2 highly for its distinctive design and impressive case finishing at its price point.

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