David-Coin is a specialist retailer and dealer in coins, banknotes, and related collectible items, offering both buying and selling services. Its online shop features a broad selection of more than 10,000 examples, with new products added weekly. Collectors can browse Dutch coins from historical periods, Dutch banknotes in denominations from 1 to 1,000 guilders, euro and world coins, international banknotes, provincial and colonial issues, medals, tokens, and commemorative pieces.

The range also includes gold, silver, and platinum coins and bullion, coin lots, stamps, collecting accessories, storage systems, and catalogues. Customers can shop for individual pieces, sets, larger mixed lots, and selected premium items, as well as purchase David-Coin gift vouchers. The company also buys collections and offers complimentary, no-obligation advice on their value.

Its website provides product offers, weekly featured deals, and articles about numismatics and banknote history. David-Coin highlights prompt delivery, free shipping above stated order thresholds, and a points-earning scheme for purchases, serving collectors seeking additions to a collection or guidance when selling