Burmese Ruby Grade And Size Classification Terms

1. Top quality stones of deep rich crimson color
- Anyun: 2 carat and above
- Lethi: 1.75 carat average weight
- The-bauk: (haibauk) Average weight 0.75 carat
- Saga-the: Average weight 0.50 carat
- Ame-the: 0.20 carat average weight, or 5 stones to the carat

2. Second quality: stones of a bright crimson hue
- Ani-gyi: 2 – 6 carat in weight

3. Third quality stones
- Ani-te or Bombaing: As they were favored in Bombay, India
- Ante-te: 2 – 6 carat in weight

4. Fourth quality
- Ahte-Kya: Literally meaning fallen from the top. Mixed stones of the better grades, but of slightly defective clarity, color or shape.

Also included in this grade are:
Kyak-me: Very dark stones sold mainly to the Indian market in Madras.

There are many grades of inferior quality stones based on clarity, cut and color. Other terms of interest are:
Pingoo-cho: First quality star rubies; literally ‘spiders thread’.
Pingoo-sa: Silky rubies with or without a star.
Apya: Flat stones of fine quality.