Official Goldback.com exchange rate for 07/26/2023 is $4.05, up one cent since the last update on 07/21/2023.
After a review of online sellers' prices, the best price for an in-stock 1 Goldback is $3.71 over at Defy The Grid
The best price for an in-stock 50 goldback is $179.17 over APMEX
https://apmex.com/product/255963/50-wyoming-goldback-aurum-gold-foil-note-24k