Side by side

Praesidus A-5 UDTvsSpinnaker Cahill Automatic

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

A-5 UDT
PraesidusA-5 UDT
MSRP $645
Cahill Automatic
SpinnakerCahill Automatic
MSRP $350

At a glance

8 of 29 specs differ
Diameter
A-5 UDT38mm
Cahill Automatic42mm
Power Reserve
A-5 UDT40h
Cahill Automatic40h
Water Resistance
A-5 UDT200m
Cahill Automatic200m
MSRP
A-5 UDT$645
Cahill Automatic$350

Full specifications

Case

4 specs
Diameter
38mm
42mm
Thickness
13.7mm
Lug-to-Lug
51mm
Lug Width
20mm
22mm

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
Blue
Green

Movement

1 specs
Caliber
Miyota 9015
SII NH35A

Pricing

1 specs
MSRP
$645
$350

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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.

Praesidus A-5 UDT

The Praesidus A-5 UDT is noted for its historically inspired design, featuring an oversized crown cap and chain that pays homage to WW2 canteen watches. Reviewers highlight its functional dial with embossed, Super-LumiNova filled numerals and markers for legibility, alongside 200m water resistance and a 38mm brushed stainless steel case. Some owners find the 11.7mm thickness problematic, describing it as disproportionately tall. The watch's ana/digi functionality and connection to special operations forces are also praised. On balance, owners and reviewers appreciate the Praesidus A-5 UDT for its unique historical design elements and functional dial.

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.

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