This specific design is inspired by Seikos 1965 Divers watch Japans first ever Japanese 150m Diving watch, worn on Japanese Antarctic Expeditions until 1969.This Save the Ocean Special Edition, inspired by the ice of Antarctica, expresses the accumulation of time linking the Antarctic history of Seiko divers watches with the time it takes for a glacier to form into its beautiful structure. The dial pattern and colour express the natural formations and pressure the glacier underwent during its long cooling period. Glaciers formed during the ice age, approximately 150 to 3 million years ago.Prospex is a combination of the words Professional and Specifications. These timepieces are designed to be practical, reliable and durable within extreme or everyday environments, for experts, sports lovers and adventure seekers alike. Since launching Japans first divers watch in 1965, Seikos innovative watchmaking has changed global dive watch standards.Seiko donates a portion of proceeds from Save The Ocean models to the PADI Aware Foundations Marine Debris programme, the worlds largest underwater clean-up initiative.