Worn on its own or in tandem with another, this colorful ring is designed to add playful elegance to your look. 10k yellow gold 5. 0 x 3. 0mm pear-shaped lab-created emerald 5. 0 x 2. 5mm and 4 x 2. 0mm marquise-cut lab-created emeralds 1. 75mm swiss blue topaz 1. 5mm london blue topaz