Japaness Stanless Steal flatware "Lifetime Culleny" Japan

It is Lifetime Cutlery Japan Stainless Steal.
It was found in 80ties had been left there. After parents death we found this gold flatware set. One son was in WW2 could of brought it home.
Would like to have insured if you could possibly help it is 54 pieces.
16 teaspoons
8 soup spoons
1 lg spoon with matching folk for salad
1 butter knife
1 small spoon for serving relish ect.
1 soup ladle
1 cake server.
I hope this helps me find what this is. Still in original box. Never been used.