And, some 1-ounce gold bars are even designed to be broken up into smaller pieces, which are usually 1 gram in size, which makes it even easier to sell only a portion of your holdings.

The 1-ounce platinum bars are available online now to members. This isn't the first time the store has sold precious metals. They've sold silver coins and gold bars that sold out like hotcakes.

The pros of investing in 1-ounce gold bars. If you're wondering whether 1-ounce gold bars make more sense to invest in, here are a few potential upsides to consider: Store of value.

Costco goes platinum. Store offering 1-ounce bars after success of gold, silver The company sold more than $100 million in gold bars in a three-month period between September and November 2023.

That month, Costco began selling 20-count packs of 1-ounce American Eagle Silver Coins produced by the U.S. Mint, and in February this year added to its silver lineup by offering 25-count tubes of ...

The Appeal of 1 oz Silver Bars: A Collector’s Favorite. Amidst the vast array of investment options, 1 oz silver bars stand out for their affordability, liquidity, ...

Costco has been selling out of its one-ounce gold bars — priced at $1,949.99 and $1,979.99 — and are eligible for the 2% cash back that comes with an Executive Member card.

As of June 2, 2025, the Rand Refinery 1-ounce bar is listed at $3,369.99, while the PAMP Suisse version is priced at $3,389.99. That marks a 73% and 71% increase, respectively, in less than two years.

After Costco's gold bars flew off the shelves, the wholesale retailer turned to selling silver coins. Sold in 25 tubes, the 1-ounce Canada Maple Leaf Silver Coins are priced at $679.99.