Katy Perry was spotted leaving her intimate gig in central London wearing the Olwen Dress ($483.00), Black Semi-Rimless Cat Eye Sunglasses (€350.00) and Steel Fuchsia Pointed Pumps ($435.00) all by Stella McCartney, a Heart Surface Ring W/Diamonds ($5,700.00) and Ying Yang Ring W/Diamonds ($8,750.00) both by Established Jewelry. You can find similar pumps for less at ASOS ($17.50).