Jade is the stone that represents 35 years of marriage!!!
What an apt sentimentle gift for your Wife - Two peas in a pod with Jade Stones made with recycled sterling silver.
You can also choose to have 2 x heart charms next to the two peas with you and your Wife's initials stamped.
https://www.rachelshrieves.co.uk/collections/peas-in-a-pod/products/35th-wedding-anniversary-jade-pea-in-a-pod