Because its energy source is environmentally friendly and infinitely available: Light

With water resistance up to 100 metres and Citizen’s sustainable Eco-Drive technology that powers the watch by any light

Known Diamond Clarity

9ct Yellow Gold Opal and Diamond Stud Earrings

Echoing the design style of times gone by

Platinum Oval Cut 0.75ct Diamond Ring Frederique Constant Because its energy source isPlatinum Ring with Centre 0. 50ct Oval Cut Diamond with 9 Brilliant Cut Diamonds on either shoulder all set in Platinum Product Information: Known Diamond Cut; Oval and Brilliant Known Diamond Weight; 0. 75ct (19) Known Diamond Colour; D G H Known Diamond Clarity; VS1 SI Finger Size M