Side by side

Eone Relay BradleyvsSeiko 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.

Relay Bradley
EoneRelay Bradley
MSRP $100

At a glance

15 of 29 specs differ
Diameter
Relay Bradley40mm
Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation39.5mm
Power Reserve
Relay Bradley40h
Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation45h
Water Resistance
Relay Bradley30m
Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation200m
MSRP
Relay Bradley$100
Prospex Marinemaster Marinemaster 1965 Diver’s Modern Re-interpretation$2,800

Full specifications

Case

6 specs
Category
Casual
Diver
Diameter
40mm
39.5mm
Thickness
11.5mm
12.3mm
Lug-to-Lug
47.2mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
30m
200m

Crystal & Dial

4 specs
Crystal
Mineral
Sapphire
Crystal Shape
Flat
Box
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

4 specs
Caliber
6L37
Type
Quartz
Automatic
Power Reserve
40h
45h
Jewels
25
26

Pricing

1 specs
MSRP
$100
$2,800

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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.

Eone Relay Bradley

The Eone Relay Bradley is widely praised for its unique, tactile time-telling design and lightweight titanium case. Owners and reviewers highlight its innovative magnetic ball bearing system as a conversation starter and a reliable way to tell time in the dark. However, some users report that the ball bearings can be dislodged or hang after a battery change, and opinions on its value at the $285 price point are mixed. One owner suggests avoiding full retail. More size and color options would be desirable. Overall, owners and reviewers rate the Eone Relay Bradley highly for its ingenious, accessible design and comfortable wearability.

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.

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