Side by side

Echo/Neutra 1956 3HvsNivada Grenchen Antarctic Diver Aquamar

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

1956 3H
Echo/Neutra1956 3H
MSRP $1,025
Antarctic Diver Aquamar
Nivada GrenchenAntarctic Diver Aquamar
MSRP $1,050

At a glance

15 of 29 specs differ
Diameter
1956 3H40mm
Antarctic Diver Aquamar38mm
Power Reserve
1956 3H41h
Antarctic Diver Aquamar38h
Water Resistance
1956 3H100m
Antarctic Diver Aquamar200m
MSRP
1956 3H$1,025
Antarctic Diver Aquamar$1,050

Full specifications

Case

7 specs
Category
Diver
Diameter
40mm
38mm
Thickness
11.9mm
12.9mm
Lug Width
20mm
16mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed + Polished
Brushed and polished
Water Resistance
100m
200m

Crystal & Dial

2 specs
Crystal Shape
Ultra-domed
Flat
Lume
Superluminova Old Radium
Super-LumiNova

Movement

5 specs
Caliber
Sellita SW200-1 elaboré
Sellita SW200
Beat Rate
28,800 vph
4 vph
Power Reserve
41h
38h
Jewels
26
25
Complications
GMT, Moonphase, Date
GMT

Pricing

1 specs
MSRP
$1,025
$1,050

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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 1956 3H

Owners widely praise the Echo/Neutra 1956 3H for its exceptionally well-executed bracelet, with one owner comparing it favorably to Rolex Oyster bracelets and noting the gray dial exceeded build quality expectations. The watch features a dramatic box-domed sapphire crystal and a unique blend of vintage tool-watch and mid-century design elements. However, reviewers flag legibility challenges in low light due to its fixed, lumed bezel and non-lumed dial, and some may find the branding polarizing. Overall, owners rate the Echo/Neutra 1956 3H highly for its unique character and comfortable wearability, particularly appreciating the bracelet's quality.

Nivada Grenchen Antarctic Diver Aquamar

The Nivada Grenchen Antarctic Diver Aquamar is widely praised for its innovative changeable lume feature, allowing users to switch between white and beige lume via a disc tied to the date mechanism. Owners appreciate its 38mm stainless steel case and sandwich dial, available in blue, black, or grey. One reviewer notes that legibility on the grey dial may be a concern, and the hands' lume color is fixed. The watch is powered by a Soprod P024 movement with a 38-hour power reserve, which some owners have reservations about, though it is considered good value at $1,050. On balance, owners and reviewers rate the Nivada Grenchen Antarctic Diver Aquamar highly for its unique lume complication and overall value proposition.

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