Side by side

Echo/Neutra Rivanera PiccolovsZelos Helica

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

Rivanera Piccolo
Echo/NeutraRivanera Piccolo
MSRP $1,640
Helica
ZelosHelica
MSRP $499

At a glance

9 of 29 specs differ
Diameter
Rivanera Piccolo33mm
Helica39mm
Power Reserve
Rivanera Piccolo40h
Helica40h
Water Resistance
Rivanera Piccolo100m
Helica100m
MSRP
Rivanera Piccolo$1,640
Helica$499

Full specifications

Case

6 specs
Category
Diver
Diameter
33mm
39mm
Thickness
6.9mm
10.5mm
Lug-to-Lug
46mm
39mm
Material
Titanium Grade 5
316L Stainless Steel
Finish
Polished + Sandblasted
Brushed and polished

Crystal & Dial

1 specs
Dial Color
Guilloché Black
39 - Wave MOP

Movement

1 specs
Caliber
Sellita SW1000
Miyota 9015

Pricing

1 specs
MSRP
$1,640
$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.

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.

Zelos Helica

Owners widely praise the Zelos Helica for its stunning, often color-shifting dials, with specific mentions of the MoP, slate grey, 'Steel Blue', and red opal variants being particularly captivating and artful. The 39mm case size is noted as fitting well on smaller wrists, and the overall build quality and finishing for the price are frequently highlighted as impressive, with one owner calling it "a lot of watch for the price." Some owners appreciate the novel bracelet designs and full lume dials, while others find the bracelet and clasp edges sharp or the clasp lacking on-the-fly adjustment. Opinions on the date window are mixed, with one owner disliking it. The Zelos Helica Moonphase was considered cluttered by one owner, and its $1K USD price point was felt to be steep by another, though popular variants sold out rapidly. Overall, owners rate the Zelos Helica highly for its striking dial designs and impressive value proposition.

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