Hamilton White Gold Filled Thin-O-Matic T-403 "Shark" BRAND_Plato and inside dust cover marked

and inside dust cover marked "Metal"

and movement

They were marketed exclusively in the Asian market

CASE BACK:  Snapon

It's unique to find an example without wear to those four points on the case

Hamilton White Gold Filled Thin-O-Matic T-403 "Shark" BRAND_Plato and inside dust cover markedThis is a great looking RARE Hamilton White Gold Filled T 403 Thin o Matic Automatic FULLY SERVICED watch that winds sets, and runs great, and keeps excellent time. The micro rotor automatic feature works well and keeps the watch wound when wearing, and has an impressive 47 hour power reserve. The asymmetric design of this watch is quite eye catching, and examples with no brassing on the lugs are difficult to find, so this one's a real keeper. Don't