Side by side

Praesidus A-5 UDTvsZelos Comet 39

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

A-5 UDT
PraesidusA-5 UDT
MSRP $645
Comet 39
ZelosComet 39
MSRP $2,499

At a glance

9 of 29 specs differ
Diameter
A-5 UDT38mm
Comet 3939mm
Power Reserve
A-5 UDT40h
Comet 3940h
Water Resistance
A-5 UDT200m
Comet 3950m
MSRP
A-5 UDT$645
Comet 39$2,499

Full specifications

Case

5 specs
Category
Diver
Dress
Diameter
38mm
39mm
Thickness
7.6mm
Lug-to-Lug
39mm
Water Resistance
200m
50m

Crystal & Dial

1 specs
Dial Color
Blue
Tantalum LE

Movement

2 specs
Caliber
Miyota 9015
ETA/Peseux 7001
Type
Automatic
Manual

Pricing

1 specs
MSRP
$645
$2,499

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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.

Zelos Comet 39

Owners widely praise the Zelos Comet 39 for its wearable 39mm size, thin profile under 10mm thanks to its manual-wind Sellita SW215 movement, and its captivating dial with a deep starburst effect. The winding action is described as a joy, and the watch is considered a stunner for its price, blending modern and vintage aesthetics. Some owners note frustration with Zelos's limited production runs leading to quick sell-outs. One owner found the logo childlike, while another experienced strap-rubbing issues with the short lugs, which were resolved with a Milanese bracelet. Overall, owners and reviewers rate the Zelos Comet 39 highly for its excellent value and striking dial design.

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