London Blue Topaz is popular for its beautiful deep blue. 
 High-grade AA London blue topaz was used. 
 The pierced base is Argentium silver which is hard to discolor. 
 It has twice the strength of sterling silver and is easy to care. 
 There are two types of piercing catches: a bullet type with a rubber built-in silver and a silicon type with a silver catch covered with silicon. 
We chose something that was difficult to remove. Please choose your favorite from the options. 
 Round brilliant cut approximately 1.4 carats (approx. 0.7 carat per 6mm London blue topaz) 
Made in Japan


 Materials: London Blue Topaz AA, Argentium Silver 935 
 Size: Maximum width 8mm, total length 15mm, London blue topaz size 6mm 
 Silicon catch diameter 6.5mm x height 4.5mm, 
 Bullet catch diameter 6.0mmx height 5.0mm 

 * Please note that pierced products are not returned for customer convenience for reasons such as infectious diseases. 
 
 
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[Topaz] 
Topaz comes from the Red Sea Island Topazios (currently St. John's Island). Natural orange-brown topaz is called "Imperial topaz" and is the highest peak and very expensive. Topaz with various shades such as blue, orange, pink, green and colorless. Most of them change color by heat treatment or radiation treatment. This is not a special thing. Not only topaz, but many jewels are often treated (treatment), which enhances color, changes and stabilizes. Natural blue topaz has a very light hue, so this is almost always done. Depending on the method and quantity, it can be divided into London blue and Swiss blue. Color topaz (except for blue topaz and white topaz) handled by Monstera leaf is generally called “Mystic Topaz”, and metal is deposited on the topaz (coating) to give it seven colors. Rainbow colors like soap bubbles are due to the interference of light. Mohs hardness is 8. Topaz is the birthstone for November.Classified as a precious stone.  
<Handling of Topaz > 
Topaz is discolored when exposed to sunlight for a long time. Store it away from direct sunlight and high temperatures. Also avoid ultrasonic cleaning because it is vulnerable to shock and vibration. 
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