Side by side

Echo/Neutra Rivanera PiccolovsNOMOS Glashütte Tetra 27 duo

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

Rivanera Piccolo
Echo/NeutraRivanera Piccolo
MSRP $1,640
Tetra 27 duo
NOMOS GlashütteTetra 27 duo
MSRP $2,090
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.

NOMOS Glashütte Tetra 27 duo

Owners widely praise the NOMOS Glashütte Tetra 27 duo for its ideal small and light wearing dimensions, beautiful dial that shifts with lighting, and gorgeous blued hands, with some finding its 27mm size perfect for vintage preferences. The watch is noted for its precise, Art Deco-inspired design and good finishing. However, some owners and reviewers consider the 27.5mm size too small, labeling it a women's watch, though others find it unisex and note its square shape can make it wear larger. One owner flags the buckle as disappointingly generic and the grey suede strap as prone to getting dirty. Overall, owners and reviewers highly regard the NOMOS Glashütte Tetra 27 duo for its elegant design and comfortable wearability at its price point.

At a glance

19 of 29 specs differ
Diameter
Rivanera Piccolo33mm
Tetra 27 duo27.5mm
Power Reserve
Rivanera Piccolo46h
Tetra 27 duo53 hoursh
Water Resistance
Rivanera Piccolo100m
Tetra 27 duo50m
MSRP
Rivanera Piccolo$1,640
Tetra 27 duo$2,090

Full specifications

Case

9 specs
Category
Dress
Diameter
33mm
27.5mm
Thickness
6.9mm
6.1mm
Lug-to-Lug
33mm
38.5mm
Lug Width
20mm
18mm
Material
Titanium Grade 5
Stainless Steel
Finish
Polished + Sandblasted
Water Resistance
100m
50m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Guilloché Black
White
Indices
Applied

Movement

5 specs
Caliber
Sellita SW1000
Nomos DUW 4001
Type
Automatic
Manual
Beat Rate
28,800 vph
21,600 vph
Power Reserve
46h
53 hoursh
Jewels
25
17

Pricing

1 specs
MSRP
$1,640
$2,090
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