35.70cts Natural Untreated Sapphire Gemstone Slices - Rose Cut Faceted Pear Shape (10x8mm to 21.5x15mm) 6-Piece Set | Jewelry Making, DIY Crafts & Healing Crystal Collection" 或者更简洁的版本： "Natural Untreated Sapphire Gemstone Slices - 6-Piece Rose Cut Faceted Pear Set (10x8mm to 21.5x15mm) | Perfect for Jewelry Making, Healing Crystals & Gifts" （根据Google SEO规范，核心关键词前置，包含尺寸、数量、切割方式等细节，并补充使用场景以增强相关性。）

Sapphire (September Birthstone):
Sapphires can help work with you to achieve your material dreams and desires, as well as sustain your wealth once it is acquired. The gem will also be of assistance in keeping a balanced perspective, allowing you to better organize your thought processes, ensuring continued success as your material situation evolves.

Specification:
Gemstone Name: Sapphire
Stone Size: 10*8mm*2(Height)mm - 13mm*3.5(h)mm - 21.5*15mm*3.5(h)mm 
Stone Clarity: Opaque
Stone Weight: 35.70cts.
Stone Treatment:     No Enhancement (Untreated/Unheated)
Item Code: MS4B17/19
Customization Available with Extra Cost.