This is the latest collab’ between Seiko Prospex and LOWERCASE of Japan, the Prospex Solar Chronograph Diver Scuba Ref. SBDL045 which is distinguished by its sleek black case and vivid blue 15 min. scale.
Its case is in Stainless steel with a plastic shrouding. It measures 46.3mm x 47mm and is 14.2mm thick. The watch’s total weight is 105g. The design dates back to the legendary 1975 Professional 600M.
Divers features include: a domed crystal, a screw-down crown and caseback, magnetic-resistance, a unidirectional rotational divers bezel and a water-resistance to 200 meters. Each caseback has been individually engraved with its serial number.
The Prospex Solar Chrono is solar-powered by Seiko's Solar Caliber V175 which has an accuracy of ±15 seconds per month and can operate for 6 months when fully charged.
Its functions include: an overcharge prevention function, a 24-hour hand and a chronograph up to 1 hour in 1/5 second increments. The dial is with Seiko LumiBrite applied hands and indexes.
The 2017 SEIKO Prospex Solar Chronograph Diver by Lowercase comes on a black rubber divers strap, priced 55,000 JPY+TAX. It is limited to 5000 pieces.