One of Seiko’s most popular divers watch ever produced was the Seiko Sumo Ref. Sbdc001, which was initially released back in 2007. This is the green version and called the "Hulk". The green hulk is powered by the automatic 6R15 with hacking and hand winding capabilities. This is the very last production year of the original Hulk version, since it new model SPB103J1 came in 2019. 

This original Sumo Hulk is in good condition with only minor hairlines on the polished parts of the case. Comes a full set with 3 months warranty.