35 Retail store services featuring jewelry, diamonds, gemstones, precious stones, semi-precious stones, watches, precious metals, and precious metals and their alloys; On-line retail store services featuring jewelry, diamonds, gemstones, precious stones, semi-precious stones, watches, precious metals, and precious metals and their alloys; Providing a buy-back program for used items of others, namely, jewelry, diamonds, gemstones, precious stones, semi-precious stones, watches, precious metals, and precious metals and their alloys; purchasing services, namely, buying used jewelry, diamonds, gemstones, precious stones, semi-precious stones, watches, precious metals, and precious metals and their alloys from the public