Home/Knowledge Center/1998 1/4 oz Platinum EagleObverse Reverse Approximate Current Value: $230 Diameter: 22.00 mm Mintage/Proof: 38887 / 0 Weight: 7.78 grams Metal: Platinum History, Information, and Value of 1998 1/4 oz Platinum Eagle Value of 1998 1/4 oz Platinum Eagle ← Previous1998 1/2 oz Platinum EagleAll BullionNext →1998-W 1 oz Platinum Eagle Have a coin like this?We buy rare U.S. and world coins of every type. Get a fast, free, no-obligation offer. Get a Free Offer