Seiko Homage 39mm Blue Wave Spring Drive

This 39mm custom mod Homage Spring Drive pays tribute to an idea that incubated in 1977, that was initiated by a young, aspiring engineer Yoshikazu Akahane, that finally debuted in 1999. The blue wave dial adds shimmers various shades of blue as it moves through different light. It comes cased in a high grade 904L case that is comes standard with Rolex. The movement is the mechanical hand-wind 24-jewel movement that produces a -20~+40 sec per day accuracy. The hack-second hand (or stop) feature allows you to set the time precisely.