LEADER IN THE PRECIOUS METALS MARKET SINCE 2002
TO SPEAK WITH CUSTOMER SERVICE 302-256-5080
LEADER IN THE PRECIOUS METALS MARKET SINCE 2002
TO SPEAK WITH CUSTOMER SERVICE 302-256-5080
Neptune-GBX's is here to help you buy, store, and sell physical gold, silver, platinum, and palladium. We encourage our customers to own hard assets without the counterparty risks tied to ETFs or paper products.
The PMC Ounce® (Precious Metals Composite) is a dynamic physical precious investment asset that provides the same diversified and weighted allocation of precious metals that comprise the PMC Index. The PMC Ounce trades in real time and allows an investor to capture and combine the value associated with each metal’s time tested characteristics as a store of wealth, inflation hedge, currency hedge and unique industrial applications. The PMC Ounce has been awarded a US Patent based on its innovation as a physical precious metals investment.
PMC Ounce® real time component value
Neptune Vault Accounts® offer a streamlined way to own and trade physical precious metals. The program includes Gold Bullion Vault Accounts, Silver Bullion Vault Accounts, and the patented PMC Ounce® – Precious Metals Composite. Investors hold direct, allocated ownership of physical bullion, stored securely and insured at an independent non-bank depository. There are no intervening financial instruments. Trades settle efficiently, with allocation recorded in the investor’s name at the depository level. Account activity can be confirmed directly with the depository upon request.
Learn more about Neptune Vault Accounts
Gold has served as a trusted store of value for centuries, offering a tangible way to preserve wealth and purchasing power through economic cycles. As physical bullion, gold provides inherent advantages: it is rare, durable, divisible, and universally recognized—qualities that set it apart from fiat currencies and paper alternatives. Unlike financial instruments or ETFs, physical gold bullion carries no counterparty risk and remains a liquid, portable asset that can help diversify holdings and serve as a hedge against uncertainty.
Silver has long served as a primary monetary metal, prized for its durability, divisibility, and utility—distinct from fiat currencies. Today, silver’s primary role is industrial, with demand driven by its unmatched conductivity, malleability, and other properties essential in electronics, solar energy, EVs, and high-tech applications where substitutes are limited. Amid ongoing structural market deficits and strong green energy trends, physical silver bullion provides no-counterparty-risk diversification through its dual monetary and industrial character.
Platinum is one of the rarest precious metals—far scarcer than gold—with all platinum ever mined estimated at around 8,000–10,000 metric tons. Supply remains constrained, with persistent multi-year market deficits drawing down above-ground stocks significantly. Over half of annual production supports the automotive sector, where platinum is essential in catalytic converters to reduce vehicle emissions. As global environmental regulations strengthen and clean technologies such as hydrogen applications expand, demand for this irreplaceable metal continues to underscore its critical industrial role.
Palladium, a key platinum group metal, is predominantly used industrially—primarily in automotive catalytic converters to reduce vehicle emissions, where it remains essential. It also plays roles in jewelry (as an alloy in white gold), dentistry, watchmaking, surgical instruments, and electrical contacts. As global emission standards evolve and interest grows in clean technologies, including potential hydrogen applications, palladium’s utility continues to drive demand.