Side by side

Eone Relay BradleyvsSeiko Prospex Sea

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

Relay Bradley
EoneRelay Bradley
MSRP $100
Prospex Sea
SeikoProspex Sea
MSRP $795

At a glance

12 of 29 specs differ
Diameter
Relay Bradley40mm
Prospex Sea34mm
Power Reserve
Relay Bradley40h
Prospex Sea40h
Water Resistance
Relay Bradley30m
Prospex Sea200m
MSRP
Relay Bradley$100
Prospex Sea$795

Full specifications

Case

7 specs
Category
Casual
Diver
Diameter
40mm
34mm
Thickness
11.5mm
8.7mm
Lug-to-Lug
40.8mm
Lug Width
20mm
16mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
30m
200m

Crystal & Dial

3 specs
Crystal
Mineral
Sapphire
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands and index(es)

Movement

1 specs
Caliber
6N01

Pricing

1 specs
MSRP
$100
$795

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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 Sea

Owners widely praise the Seiko Prospex Sea for its excellent value, robust build, and superb lume, with many appreciating its comfortable wearability due to its case shape and lug-to-lug distance. Reviewers consistently highlight its impressive finishing and classic dive watch design, often noting the bright LumiBrite lume. Some owners find the watch to be large, thick, and heavy, while others consider it the perfect size, indicating a split opinion on wearability for smaller wrists. The power reserve from some movements is noted as less than newer variants, and the clasp quality receives mixed feedback. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its exceptional finishing and value proposition in the dive watch market.

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