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 $1,500

At a glance

19 of 29 specs differ
Diameter
1956 Chrono40mm
Prospex Sea43.5mm
Power Reserve
1956 Chrono48h
Prospex Sea70h
Water Resistance
1956 Chrono100m
Prospex Sea200m
MSRP
1956 Chrono$2,060
Prospex Sea$1,500

Full specifications

Case

9 specs
Category
Chronograph
Diver
Diameter
40mm
43.5mm
Thickness
14.1mm
13.3mm
Lug-to-Lug
46mm
51mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Titanium
Finish
Brushed + Polished
Brushed and polished
Water Resistance
100m
200m
Caseback
Solid screw-down
Solid

Crystal & Dial

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

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
$1,500

Follow this matchup

Get a note when Echo/Neutra 1956 Chrono vs Seiko Prospex Sea gets more votes, a community discussion, or a price drop. No account needed.

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

Seiko Prospex Sea owners and reviewers praise its Marinemaster-style aesthetic, excellent case finishing, and impressive LumiBrite lume. The watch is powered by the 6R15 movement with a 50-hour power reserve and comes with both a steel bracelet and a silicone strap. Some owners find the Seiko Prospex Sea to be a great value and a suitable first "proper" watch, while others report it is uncomfortably big, thick, and heavy on smaller wrists. Reviewers note the GMT function is secondary with a less prominent scale, and the bezel's quieter clicks may not appeal to all. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its classic design and finishing at its price point.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.