One center stone, a ring of smaller ones, a small V holding it all up.
Weddings tend to need one piece that looks expensive without actually being priced like a real diamond, and this sits squarely in that category.
The center stone gets framed by a halo of smaller CZ, and instead of a plain loop connecting to the chain, there's a small pavé V bail that adds a bit more sparkle right at the join.
As a pendant necklace, that detail matters more than it sounds, most halo designs skip it and just use a plain jump ring.
If you're buying for a bride or a bridesmaid, this reads as bridal jewelry without needing the word "bridal" printed anywhere on it, the round CZ halo shape does that on its own.
It also holds up as a wedding necklace for bride specifically, since the classic look pairs easily with most gown necklines and doesn't compete with a veil.
Outside weddings, it's still a dainty necklace suited for daily wear, sterling silver, nickel free, spring ring clasp. Works for anniversaries, birthdays, or as a diamond look necklace for someone who wants the halo aesthetic without the price tag that comes with actual stones.