Side by side

Praesidus A-5 UDTvsSeiko 5 Sports Field series

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

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.

Seiko 5 Sports Field series

The Seiko 5 Sports Field series is praised for its value, offering an accessible explorer-style watch with a GMT complication and excellent legibility thanks to LumiBrite on the dial and bezel. The watches feature a 41mm stainless steel case, 100m water resistance, and are powered by either the 4R36 or 4R34 movement, both with a 41-hour power reserve. One reviewer notes the inclusion of a compass bezel with a lumed pearl and fully lumed Arabic numerals on the dial for the non-GMT models. Overall, reviewers consider the Seiko 5 Sports Field GMT models good value under 500 euros.

At a glance

14 of 29 specs differ
Diameter
A-5 UDT38mm
5 Sports Field series39.4mm
Power Reserve
A-5 UDT
5 Sports Field series41h
Water Resistance
A-5 UDT200m
5 Sports Field series100m
MSRP
A-5 UDT$645
5 Sports Field series$315

Full specifications

Case

6 specs
Category
Diver
Sport
Diameter
38mm
39.4mm
Thickness
13.2mm
Lug-to-Lug
48.1mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal
Domed Sapphire
Hardlex
Crystal Shape
Curved
Dial Color
Blue
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Miyota 9015
4R36
Power Reserve
0h
41h
Jewels
0
24

Pricing

1 specs
MSRP
$645
$315
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