Must track each coin/bar in stack Coin Model Name Weight (in precious metal) Actual weight Metal type Item model Year Quantity <- maybe specify this on front end instead Purchase price Purchase date Purchased from Spot when purchased Current estimated value Apmex JM Provident ShinyBars PCGS NGC Melt value <- front-end feature since this depends on current spot Sold? (bool) Sold price? Sold date? Sold to? Spot when sold? Shipping charged? Shipping cost? Front end UI Must be able to present summaries By gold/silver/? By coin type By date range Total value In stack vs sold Must be able to enter data for new purchases or sale Graphs? Images for coins/bars? API /api/... coin add edit delete get item add edit delete get