Echo/Neutra 1956 ChronovsIWC Schaffhausen Iw3910 Portofino Chronograph (79320 Movement)

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Echo/Neutra 1956 Chrono at true scale

1956 Chrono

IWC Schaffhausen Iw3910 Portofino Chronograph (79320 Movement) at true scale

Iw3910 Portofino Chronograph (79320 Movement)

Diameter

40mm

42mm

Lug-to-Lug

46mm

n/a

Thickness

14.1mm

13.6mm

lowest

Water Resistance

100m

highest

30m

Power Reserve

48h

highest

44h

MSRP

$2,060

lowest

$6,900

Movement

Sellita SW510

79320

Case

8 specs
Diameter
40mm
42mm
Thickness
14.1mm
13.6mm
Lug-to-Lug
46mm
n/a
Lug Width
n/a
20mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed + Polished
Steel
Water Resistance
100m
30m
Caseback
Solid screw-down
n/a

Crystal & Dial

4 specs
Crystal
Sapphire
n/a
Crystal Shape
Ultra-domed
n/a
AR Coating
Underside
n/a
Lume
Superluminova Old Radium
None

Movement

6 specs
Caliber
Sellita SW510
79320
Type
Manual
Automatic
Power Reserve
48h
44h
Jewels
23
25
Hacking
No
Yes
Hand-winding
No
Yes

Pricing

1 specs
MSRP
$2,060
$6,900
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Reviews

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

Echo/Neutra 1956 Chrono

Owners widely praise the Echo/Neutra 1956 Chrono for its gorgeous looks, good build quality, and value for the price, with many finding it a top watch in their collection. The dial and ceramic bezel are described as flawless, and the case features well-executed bevels. Some owners note difficulty reading the dial in dull lighting, and one owner reported accuracy of over +30 seconds per day. The leather strap may run small. Overall, owners rate the Echo/Neutra 1956 Chrono highly for its attractive design and solid build quality at its price point.

From video reviewers

The ceramic telemeter bezel is a noted strength. The pressure crown may limit water resistance compared to screw-down crowns. Reviewers disagree on the value proposition compared to alternatives.

IWC Schaffhausen Iw3910 Portofino Chronograph (79320 Movement)

Owners widely praise the IWC Schaffhausen Iw3910 Portofino Chronograph (79320 Movement) for its classy and versatile style, suitable for both casual and formal wear, with a tactile and satisfying chronograph pusher feel. Owners report excellent timekeeping, with accuracy ranging from +2 to +4 seconds per day, and appreciate the polished hands and indices on legible dials. The 42mm case size is considered by some owners not to be too large for a dress watch, though others note it can be large for the style. One owner finds the inverted Roman numeral 6 marker to be a point of contention. On balance, owners rate the IWC Schaffhausen Iw3910 Portofino Chronograph (79320 Movement) highly for its versatile style and reliable timekeeping.