A seamless jade ring created from one jade lump. Even among the royal jade, I longed for love as an expensive one from ancient times. To a simple and beautiful design. Finished in pierced K14GF material. size: Jade ring diameter: 2.3 cm No. 5 ◇ ◆ Sae + Sumi Koru uses type A jade only. ◆ ◇ Type A: Non-treated natural jade with both color and transparency. Coating treatment with wax (To increase strength and give out shine) are also done, but also this is Type A It is classified. Type B: natural jade with impregnation of colorless resin (resin impregnation). The color is natural. Type C: Artificially dyed natural jade. ◇ ◆ ◇ ◆ K14GF ◆ ◇ ◆ ◇ K14GF (Gold Filled) is a material crimped gold on silver, brass, etc. The thing that plating (thin) becomes, and the standard that gold of more than 1/20 of the total weight is stretched It is stipulated. Because it is made of a much thicker layer than gold plating, even if it is used for a long time There is little to come off. As a replacement for soaring gold (18 gold, 14 gold, etc.) It is a popular material in America. It has long been called gold filing in Japan. It is a matter of gold plating, color and texture with high-quality feeling, and also engraved and accessories the difference, It is a material closer to jewelry. -----------------About handling----------------- Do not use silver cleaner, polish with seam, ultrasonic cleaning, etc. Please. It is a good method to polish with a dry cloth such as cotton gently. * Change to earrings is also possible. However it will be gold plated brass. Gold plating is a golden one that is natural and calm, not glitters. ☆ If you are concerned about accidents during delivery, delivery with guarantee Delivery method: Yamato Takkyubin or Please select a Yu-Pack. Copy right 2015 - Sae + Sumi Koru all right reserved. All works are protected by copyright law.