| 摘要 |
<p>A gemstone (5) includes four equal concave portions (91-94), a table (10), a girdle (100), an upper portion and a lower portion (102). The upper portion has two stairs (21-28, 31-34). The lower portion (102) includes four surfaces (51-54) which are broken by eight additional surfaces (61-68). Each of the eight surfaces is broken by another two surfaces (71-86).</p> |
