Side by side

Spinnaker Cahill AutomaticvsDOXA SUB 300T

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

Cahill Automatic
SpinnakerCahill Automatic
MSRP $350
SUB 300T
DOXASUB 300T
MSRP $2,190

At a glance

11 of 29 specs differ
Diameter
Cahill Automatic42mm
SUB 300T42.5mm
Power Reserve
Cahill Automatic40h
SUB 300T40h
Water Resistance
Cahill Automatic200m
SUB 300T1,200m
MSRP
Cahill Automatic$350
SUB 300T$2,190

Full specifications

Case

6 specs
Diameter
42mm
42.5mm
Thickness
13.7mm
12mm
Lug-to-Lug
51mm
46mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
200m
1200m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Green
Aquamarine
Lume
None
Super-LumiNova

Movement

1 specs
Caliber
SII NH35A

Pricing

1 specs
MSRP
$350
$2,190

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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 Cahill Automatic

Owners widely praise the Spinnaker Cahill Automatic for its attractive vintage-inspired design, comfortable wearability on smaller wrists, and good timekeeping, with one owner specifically noting the large "maxi" indices and NATO strap as highlights. However, some find the lume application uneven and note the use of a mineral crystal. A significant concern raised by one owner is a report of internal component failures and a perceived lack of quality control within the brand. On balance, the Spinnaker Cahill Automatic is well-regarded by owners for its style and value, particularly at specific price points, despite some noted manufacturing inconsistencies.

DOXA SUB 300T

Owners widely praise the DOXA SUB 300T's functional and distinctive design, with reviewers highlighting its historical visibility and robust build. Legibility is consistently noted as excellent, with reviewers appreciating the functional no-decompression bezel and distinct hand shapes. The watch's accuracy is reported as good, with one owner seeing a 3-4 second daily gain, though the 38-hour power reserve is considered underwhelming by some at its price point. Criticisms include a stamped clasp that feels out of place and a bezel that may have lateral movement. The 42.5mm case is described as substantial and heavy, appearing larger due to extra width and making it unsuitable for dress shirts, a trade-off for its 1200-meter water resistance. On balance, owners and reviewers rate the DOXA SUB 300T highly for its unique design and robust dive watch capabilities.

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