(IDEX Online) - Spending on jewelry in the US fell by almost four per cent in October, compared with the same period last year.That's according to Mastercard SpendingPulse, which measures in-store and online retail sales across all forms of payment.It says the jewelry sector saw a 3.8 per cent drop, second only to all other luxury goods, which saw an 8.7 per cent drop.Across all sectors, excluding auto, sales growth was 9.5 per cent, with predictions of a 15 per cent year-on-year increase for Black Friday.Jewelry sales were up 34.1 per cent in October 2022 compared with pre-pandemic October 2019.