Side by side

Echo/Neutra 1956 3HvsSeiko Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition

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

1956 3H
Echo/Neutra1956 3H
MSRP $1,025

At a glance

15 of 29 specs differ
Diameter
1956 3H40mm
Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition40mm
Power Reserve
1956 3H41h
Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition72h
Water Resistance
1956 3H100m
Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition300m
MSRP
1956 3H$1,025
Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition$1,550

Full specifications

Case

7 specs
Category
Diver
Thickness
11.9mm
13mm
Lug-to-Lug
46mm
46.4mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed + Polished
Brushed and polished
Water Resistance
100m
300m
Caseback
Solid screw-down
Solid

Crystal & Dial

3 specs
Crystal Shape
Ultra-domed
Curved
AR Coating
Underside
Anti-reflective coating on inner surface
Lume
Superluminova Old Radium
LumiBrite on hands, index(es) and bezel

Movement

4 specs
Caliber
Sellita SW200-1 elaboré
6R55
Power Reserve
41h
72h
Jewels
26
24
Complications
GMT, Moonphase, Date
None

Pricing

1 specs
MSRP
$1,025
$1,550

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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.

Seiko Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition

The Seiko Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition is praised for its attractive emerald green sunburst dial with gold accents and its comfortable wearability. Owners note the dial looks gorgeous in the right light, and some find it fits better than other models. The watch features a 40mm steel case, a domed sapphire crystal, and 300m water resistance, powered by the 6R55 movement with a 72-hour power reserve. However, some find the watch wears top-heavy due to its density and case design, and the bracelet clasp is criticized for stamped parts and limited micro-adjustment. The retail price of €1,700 is considered high by some, with sales recommended. Overall, owners and reviewers appreciate the dial's beauty and the watch's comfortable fit, despite some reservations about its weight distribution and bracelet clasp.

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