Seiko
PRE-ORDER Seiko Prospex Marine Blue 1965 Divers Watch SPB545J1
4116583
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About Seiko Prospex
About Seiko Prospex
Seiko Prospex timepieces: for sports lovers and adventure seekers in the water, in the sky or on land. Since launching Japan’s first diver’s watch in 1965, Seiko’s innovative technology has influenced professional diving standards for timekeeping reliability and safety.
View our full range of Seiko watches online and in store at Judith Hart Jewellers Derby
Shipping & Returns
Shipping & Returns
For all orders placed before 2pm Mon-Fri we endeavour to ship the same day. Any orders placed after 2pm on a
Friday we will ship the following Monday.
We ship all orders with Royal Mail and any difficulties that they may encounter during delivery are out of our
control.
We will update you with your orders shipping details and provide a tracking number
Orders under £20 – Royal Mail 48 hour tracked £3.95
Orders £20 to £100 - Royal Mail 48 hour tracked FREE
Orders Under £100 - Royal Mail Special Delivery (Next Day) £7.50
Orders Over £100 - Royal Mail Special Delivery (Next Day) Free
We're certain that you will love your new items from us, however if something isn't 100% right, we will make sure to resolve any issues as quickly as possible.
Please see our Returns Policy for all further information.
PRE-ORDER Seiko Prospex Marine Blue 1965 Divers Watch SPB545J1 Available for pre order for January 2026
In 1965, Seiko created Japan’s first diver’s watch, a groundbreaking timepiece that set a new global benchmark for underwater instruments. This new Prospex Diver’s 300m continues that pioneering legacy while also contributing to marine conservation.
Seiko Prospex supports the future of marine life through its Save the Ocean initiative – a mission to help protect the world’s oceans now and for future generations, and to secure this legacy for divers everywhere.
The vivid ‘tranquil teal’ blue dial evokes the sea, with LumiBrite on the hands and indices ensuring clarity in the darkest depths. Its 40mm case features a super-hard coating for durability and a unidirectional rotating bezel designed for safe diving use.
At its heart lies the in-house 6R55 automatic calibre, delivering a 72-hour power reserve and accuracy of -15/+25 seconds per day. Water resistant to 300m, it is built for professional diving environments.
Prospex is a combination of the words ‘Professional’ and ‘Specifications.’ Seiko Prospex timepieces are designed to be practical, reliable and durable; to meet the high standards required in extreme environments for sports lovers and adventure seekers alike.
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