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.

1956 Chrono

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 specsCrystal & Dial
4 specsMovement
6 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
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.
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.
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.
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