Side by side

Halios Seaforth IVvsPraesidus Jungle Field A-11 JFA

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

Seaforth IV
HaliosSeaforth IV
MSRP $765
Jungle Field A-11 JFA
PraesidusJungle Field A-11 JFA
MSRP $550

At a glance

12 of 29 specs differ
Diameter
Seaforth IV40mm
Jungle Field A-11 JFA34mm
Power Reserve
Seaforth IV40h
Jungle Field A-11 JFA40h
Water Resistance
Seaforth IV200m
Jungle Field A-11 JFA50m
MSRP
Seaforth IV$765
Jungle Field A-11 JFA$550

Full specifications

Case

7 specs
Category
Diver
Field
Diameter
40mm
34mm
Thickness
12.4mm
Lug-to-Lug
46.5mm
Lug Width
20mm
18mm
Material
Titanium
316L Stainless Steel
Water Resistance
200m
50m

Crystal & Dial

2 specs
Crystal
Sapphire (double-domed)
Sapphire
Dial Color
Blue
Dark Brown Leather

Movement

2 specs
Caliber
Sellita SW200-2
TMI VH-31 Meca-Quartz
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$765
$550

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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.

Halios Seaforth IV

Owners widely praise the Halios Sunburst Blue for its perfect 40mm size, stunning sunburst dial, and excellent lume, with one owner calling it Halios's best effort and a potential "Omega AT killer." The ETA 2824 movement is noted as running smoothly, and the watch is considered a great value with strong resale. Some owners desire larger sizes or different dial colors, and one reviewer found the Sinn 556i more versatile. The sapphire bezel is described as tall and flat, which is a point of contention for some. Overall, owners rate the Halios Sunburst Blue highly for its design, size, and value.

From video reviewers

The sunburst blue dial is a standout feature. Limited water resistance is a shared concern.

Praesidus Jungle Field A-11 JFA

The Praesidus Jungle Field A-11 JFA is praised for its modern interpretation of a classic military field watch, featuring a 38mm sandblasted case, double-domed sapphire crystal, and 100m water resistance. It is powered by a Miyota 9039 movement with a 42-hour power reserve, and its accuracy is rated at -10/+30 seconds per day, though reviewers note it often runs more accurately in practice. The watch presents a no-nonsense dial with vintage-style lume and Arabic numerals, retailing for $550. On balance, reviewers find the Praesidus Jungle Field A-11 JFA offers vintage charm and solid specifications at its price point.

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