Seiko 7A28-703B Quartz Chronograph for $978 for sale from a Private Seller on Chrono24
The 1983 Seiko synchrotimer, reference #7a287039. The first analog quartz chronograph, and the first analog chronograph to have sub seconds dial. : r/ Seiko
Vintage Seiko Synchro Timer Chronograph Model 7A28-7039 - Etsy