Side by side

Orient M-Force AC0LvsEcho/Neutra Rivanera Piccolo

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

M-Force AC0L
OrientM-Force AC0L
MSRP $605
Rivanera Piccolo
Echo/NeutraRivanera Piccolo
MSRP $1,640
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Orient M-Force AC0L

Orient M-Force AC0L owners widely praise its robust build, distinctive neo-retro design, and excellent value, with many highlighting its mirror and satin finishing that enhances its angular case. Reviewers and owners alike commend its modern specifications, including a sapphire crystal and ISO certification for shock resistance and anti-magnetism, positioning it as a durable beater watch. Accuracy figures vary, with one owner reporting +3/-2 seconds per day and another noting +12 seconds per day, while some find the stock bracelet's quality and clasp disappointing. Low-light legibility and lume are considered poor by some, and a wobbly crown has been reported by a few owners. On balance, owners and reviewers rate the Orient M-Force AC0L highly for its durable construction and unique design at its price point.

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.

At a glance

16 of 29 specs differ
Diameter
M-Force AC0L45mm
Rivanera Piccolo33mm
Power Reserve
M-Force AC0L40h
Rivanera Piccolo40h
Water Resistance
M-Force AC0L200m
Rivanera Piccolo100m
MSRP
M-Force AC0L$605
Rivanera Piccolo$1,640

Full specifications

Case

7 specs
Category
Diver
Diameter
45mm
33mm
Thickness
13.2mm
6.9mm
Lug-to-Lug
52mm
46mm
Material
Stainless Steel
Titanium Grade 5
Finish
Brushed and polished
Polished + Sandblasted
Water Resistance
200m
100m

Crystal & Dial

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

Movement

4 specs
Caliber
F6727
Sellita SW1000
Beat Rate
21,600 vph
28,800 vph
Jewels
22
25
Complications
Date
None

Pricing

1 specs
MSRP
$605
$1,640

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