Side by side

Halios Seaforth IVvsEcho/Neutra Rivanera Piccolo

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

Seaforth IV
HaliosSeaforth IV
MSRP $765
Rivanera Piccolo
Echo/NeutraRivanera Piccolo
MSRP $1,640

At a glance

11 of 29 specs differ
Diameter
Seaforth IV40mm
Rivanera Piccolo33mm
Power Reserve
Seaforth IV40h
Rivanera Piccolo40h
Water Resistance
Seaforth IV200m
Rivanera Piccolo100m
MSRP
Seaforth IV$765
Rivanera Piccolo$1,640

Full specifications

Case

7 specs
Category
Diver
Diameter
40mm
33mm
Thickness
12.4mm
6.9mm
Lug-to-Lug
46.5mm
46mm
Material
Titanium
Titanium Grade 5
Finish
Brushed and polished
Polished + Sandblasted
Water Resistance
200m
100m

Crystal & Dial

2 specs
Crystal
Sapphire (double-domed)
Sapphire
Dial Color
Blue
Guilloché Black

Movement

1 specs
Caliber
Sellita SW200-2
Sellita SW1000

Pricing

1 specs
MSRP
$765
$1,640

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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.

Echo/Neutra Rivanera Piccolo

The Echo/Neutra Rivanera Piccolo is praised for its charming and impressive design, featuring a lightweight 26mm grade 5 titanium case with a sandblasted finish and polished edges. It is powered by an automatic Sellita SW1000 elaboré grade movement with a 46-hour power reserve and is available with an ultra-black Musou Black dial option. One reviewer suggested removing the date for a cleaner dial, while both sources note the straps lack a quick-release system. Overall, reviewers highlight the Rivanera Piccolo's distinctive design and titanium construction as its primary strengths.

From video reviewers

The thin 6.9mm case is a standout feature. Reviewers noted the Grade 5 titanium case construction. No shared weaknesses were identified.

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