Side by side

Oak & Oscar The Humboldt GMTvsEcho/Neutra Rivanera Piccolo

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

The Humboldt GMT
Oak & OscarThe Humboldt GMT
MSRP $2,175
Rivanera Piccolo
Echo/NeutraRivanera Piccolo
MSRP $1,640

At a glance

16 of 29 specs differ
Diameter
The Humboldt GMT39.5mm
Rivanera Piccolo33mm
Power Reserve
The Humboldt GMT56 hoursh
Rivanera Piccolo40h
Water Resistance
The Humboldt GMT200m
Rivanera Piccolo100m
MSRP
The Humboldt GMT$2,175
Rivanera Piccolo$1,640

Full specifications

Case

8 specs
Category
GMT
Diameter
39.5mm
33mm
Thickness
12.5mm
6.9mm
Lug-to-Lug
46.8mm
46mm
Material
316L Stainless Steel
Titanium Grade 5
Finish
Brushed
Polished + Sandblasted
Water Resistance
200m
100m
Caseback
Solid screw-down
Solid

Crystal & Dial

4 specs
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
White
Guilloché Black
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW330
Sellita SW1000
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
40h

Pricing

1 specs
MSRP
$2,175
$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.

Oak & Oscar The Humboldt GMT

Oak & Oscar The Humboldt GMT owners widely praise its exceptional accuracy, often running at or near 0 seconds per day, and its comfortable wearability with subtle design details. The construction quality for the price point, sandwich lume, and anti-magnetic properties are also highlighted. Some owners find the bracelet sizing adjustment slightly awkward, and one noted the lume could be brighter. Overall, owners rate the Oak & Oscar The Humboldt GMT highly for its accuracy and comfortable wearability.

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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