Seiko Advan Ref.6106-7570 Cal.6106C 40mm Stainless Automatic 1973 Men's Watch,Seiko Advan 6106-7570 Vintage 1973 for $450 for sale from a Private Seller on Chrono24,Seiko Antigo Advan Ref 6106 7570 Japan Cal 6106 A Raridade,[WTS] ???? Vintage Seiko Advan ???? - 6106-7570 - Cut Glass - 25J Automatic Cal.6106A - 1970's JDM ???????? --- Check Video --- 245 USD or Best Offer | WatchCharts Marketplace,Seiko Advan: Space Age galore | The Watch Site