In order of color saturation the price increases from Sky, Swiss to London: London Blue Topaz at the top of the scale but still a very affordable collector’s gem These Celtic knots in sterling silver jewelry are complete loops, with no beginning or end, symbolizing interconnectivity of life and eternity We ship Silvershake 1.1ct. 5mm London Blue Topaz 925 Sterling Silver Celtic Knot Leverback Earrings in anti-tarnish protection, reinforced gift boxes with satin-style pouch with a guarantee period far-exceeding our competitors Yellow Topaz and Citrine are November’s birthstones. Swiss, London and Sky blue Topaz are Decemeber's birthstones with Turquoise, Tanzanite and Zircon. Check out our jewelry and put some 'Bling in your ring'! Silvershake 1.1ct. 5mm London Blue Topaz 925 Sterling Silver Celtic Knot Leverback Earrings