The DIY service supplies tools and instructions, with guidance as you choose and assemble. You are composing a piece from existing components. You do not need to know how to cast metal, and the session is not advertised as a metalsmithing class. That distinction helps set the right expectation for a first visit.
One small connector explains much of the work. A jump ring is the little ring that can link a charm to a chain. In educator Tammy Honaman's Fire Mountain Gems tutorial, two pairs of pliers hold opposite sides near the seam; one side twists away to open, then reverses to close. Pulling the ends outward can distort the circle. The aim is a neat join with the ends aligned, rather than a stretched oval with a gap.
That is general jewelry-making technique, not a claim that this shop uses one connector or tool for every item. Ask staff to demonstrate the connection your piece needs. Watch where a pendant faces when the chain hangs and whether neighboring charms can move freely. An arrangement that looks tidy on a flat tray can turn differently when lifted. Checking it before the final connections is part of making the piece wearable.
Choose the base before letting the charms take over. A bracelet keeps the arrangement compact; a necklace gives a pendant more room; a bag charm puts the result somewhere you can use without wearing jewelry. A useful starting point is one reference—a trip, an animal, a color, a person—then seeing what the available pieces suggest. You can keep the design spare. A full tray is an invitation, not an obligation.
The store's DIY page lists bracelet chains from $20, necklace chains from $40 and charms at $15 each. Using those published starting prices, a bracelet with three $15 charms comes to $65 before tax; a necklace with five comes to $115. These are examples calculated from the parts, not package quotes. The separate online catalog also lists exceptions, including a $30 Egg Surprise Charm and some $10 pieces. Confirm the price of the actual chain and charms on your tray.
Reservation deposits go toward the final payment; they are not a separate finished-piece price. The DIY page says the deposit varies with group size and requires associated sales tax. Booking links distinguish groups of one to four from groups of five to ten. Give everyone in your party the price structure before you reserve: sharing a table does not require matching budgets or matching bracelets.