Lot 188 , Three sapphire and diamond rings, early 20th century

Three sapphire and diamond rings, early 20th century, comprising: a toi-et-moi ring, set with a circular-cut sapphire, in 18ct gold, size N, British hallmarks, gross weight approximately 3 grams, one stone deficient; a sapphire and diamond five-stone ring in gold, size R, gross weight approximately 2.5 grams, one sapphire deficient; and a circular-cut sapphire and cushion-shaped diamond ring of crossover design, mounted in bicoloured 18ct gold, size Q, British hallmarks, gross weight approximately 3 grams, one diamond deficient
£200-300