Unknown hallmarks

[PW333abc]

Hello!

I would be very grateful to help identify stamps on a sugarcane.
What country and year. And what silversmith. I suppose it's silver.

Best regards

Per


(admin photo edit)

[Qrt.S]

It is made in Tønsberg in Norway during the first half of the 20th century. The maker is Thorvald Marthinsen Sølvarefabrikk. Yes it is 830/1000 silver.

[PW333abc]

Hello!

Thank you very much for the answer.

Best regards

Per