| Type of Stone: | Sapphire |
|---|---|
| Classification: | Natural |
| Piece per unit: | 1 |
| Shape : | Octagon |
| Clarity : | Eye clean |
| Weight (in ct): | 12,78 |
| Color : | Yellow |
| Length (in mm): | 12,1 |
| Width (in mm): | 12,1 |
| Type of Cut: | Faceted |
| Treatment: | Natural |
Sapphire
Hardness: 9 → very durable
Gem group: Corundum
Special features: Besides blue, many fancy colors. Symbol of fidelity and wisdom.
Occurrences: Sri Lanka, Madagascar, Thailand, Kashmir
Market & value: Blue stones are high‑priced; fancy colors increasingly popular. The “cornflower blue” color is especially prized and regarded as a reference for top sapphire quality.
Jewelry recommendation: Universally suitable, also for everyday jewelry.
Care: Gentle cleaning, caution with ultrasonic cleaning.
Further info: Lady Diana and Kate Middleton wore famous sapphire engagement rings.
Treatment: Top stones natural (“no heat”). Standard: heat treatment; in yellow–orange sometimes diffusion (beryllium, titanium).
Note: The information in the product description serves as general information; the specific specifications can be found in the properties.