Vintage Hamilton 1970's Thin-O-Matic Solid 10K Yellow Gold Automatic Mens Watch 

Metal: Solid 10k Yellow Gold 

Case Size: 35mm Wide Without Crown

Weight is 28.2 Grams on my scale

In Great Vintage Condition, Watch is Running but Not Watched for Accuracy 

I Do not Know Its Service Records 

Any Questions Please Feel Free to ask Thank you