Official Goldback exchange rate for 07/06/2023 is $3.99, down one cent from yesterday.
After a review of online sellers' prices, the best price for an in-stock 1 Goldback is $3.64 over at Defy The Grid http://defythegrid.com
The best price for an in-stock 50 goldback is $176.13
at APMEX:
https://apmex.com/product/255963/50-wyoming-goldback-aurum-gold-foil-note-24k