Side by side

Echo/Neutra 1956 GMTvsSeiko Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation

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

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 GMT

The Echo/Neutra 1956 GMT is lauded for its wearable 40mm size, 100m water resistance, and a 12-hour GMT complication that maintains a clean dial. Reviewers highlight its attractive retro design and superb case finishing for the price, featuring sharp edges and fine brushing. The GMT display is considered more intuitive than standard 24-hour bezels, and the 12.7mm case height contributes to its wearability. Some reviewers found the dial either too busy or too empty, and the telemeter scale is noted as not particularly useful. On balance, reviewers praise the Echo/Neutra 1956 GMT for its retro design, functional GMT complication, and excellent case finishing at its price point.

From video reviewers

The Sellita SW330 GMT movement is a shared strength. Reviewers did not agree on any weaknesses.

Seiko Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation

The Seiko Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation is noted for its refined, slimmed-down 39.5mm stainless steel case with a "super hard" coating and a box-shaped sapphire crystal. It offers 200 meters of water resistance and is powered by the slim Caliber 6L37 automatic movement, which has a 46-hour power reserve and an accuracy rating of -10/+15 seconds per day. Reviewers highlight its wearability and functionality as a dive watch, with one noting it as Seiko's thinnest diver ever at 12.3mm. However, concerns are raised about Seiko's continued reliance on the 62MAS design, with one reviewer wishing the Marinemaster remained a separate line, and the bracelet's end-links appearing mismatched in initial images. Its price of A$4,650 is considered high given its specifications compared to competitors.

At a glance

18 of 29 specs differ
Diameter
1956 GMT40mm
Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation39.5mm
Power Reserve
1956 GMT42h
Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation45h
Water Resistance
1956 GMT100m
Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation200m
MSRP
1956 GMT$1,560
Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation$2,800

Full specifications

Case

8 specs
Category
GMT
Diver
Diameter
40mm
39.5mm
Thickness
11.9mm
12.3mm
Lug-to-Lug
46mm
47.2mm
Lug Width
0mm
20mm
Material
316L Stainless Steel
Stainless Steel
Finish
Satin
Water Resistance
100m
200m

Crystal & Dial

4 specs
Crystal Shape
Ultra-domed
Box
AR Coating
Anti-reflective coating on inner surface
Dial Color
Black
Lume
Superluminova Old Radium / BGW9
LumiBrite on hands, index(es) and bezel

Movement

5 specs
Caliber
Sellita SW330 elaboré
6L37
Beat Rate
28,800 vph
0 vph
Power Reserve
42h
45h
Jewels
25
26
Complications
GMT
None

Pricing

1 specs
MSRP
$1,560
$2,800
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