Disc is 0.9in (22mm) in diameter, with a 18in (48cm) chain + 4in (10cm) extension.
Gold plated pendants are plated with 18k gold.
Made with high-grade 316L stainless steel, which will not oxidise or turn black.
Of course, all jewelry is nickel and lead free and will not give any allergic reaction.
You will receive your order within 5-8 business days.