Side by side

Echo/Neutra 1956 ChronovsSeiko Prospex Sea

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

1956 Chrono
Echo/Neutra1956 Chrono
MSRP $2,060
Prospex Sea
SeikoProspex Sea
MSRP $900

At a glance

18 of 29 specs differ
Diameter
1956 Chrono40mm
Prospex Sea41mm
Power Reserve
1956 Chrono48h
Prospex Sea70h
Water Resistance
1956 Chrono100m
Prospex Sea200m
MSRP
1956 Chrono$2,060
Prospex Sea$900

Full specifications

Case

8 specs
Category
Chronograph
Diver
Diameter
40mm
41mm
Thickness
14.1mm
12.3mm
Lug-to-Lug
46mm
46.9mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed + Polished
Brushed and polished
Water Resistance
100m
200m
Caseback
Solid screw-down
Solid

Crystal & Dial

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

Movement

5 specs
Caliber
Sellita SW510M BH b elaboré
6R35
Type
Manual
Automatic
Power Reserve
48h
70h
Jewels
23
24
Complications
GMT, Chronograph, Moonphase, Date
None

Pricing

1 specs
MSRP
$2,060
$900

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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 Chrono

Owners widely praise the Echo/Neutra 1956 Chrono for its gorgeous looks and clean design, with one owner calling it a top 5 watch in their collection. The 40mm size and included straps are noted as comfortable and wearable. Some owners find the watch difficult to read in dull lighting. One owner of a 1956 GMT reported a non-screwing crown, and another owner of a 1956 GMT noted a misaligned bezel. Overall, owners rate the Echo/Neutra 1956 Chrono highly for its aesthetic appeal and wearability.

Seiko Prospex Sea

Owners widely praise the Seiko Prospex Sea for its excellent lume, robust build, and value, with many highlighting the comfortable 4 o'clock crown and reliable movements. Reviewers note impressive case finishing and attractive dials, with specific models lauded for their gradient blue designs and smooth bezel actions. Accuracy figures vary, with one owner reporting +9 seconds/day after demagnetization, while others find the watches to be good first "proper" watches. Some owners find the stock rubber straps uncomfortable or the overall size substantial on smaller wrists. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its combination of strong dive watch functionality and appealing design at its price point.

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