- 4 x 4 mm Round
- 0.30 carats
- AA Quality
- eye-clean
- Origin: Switzerland
- 4 x 4 mm Round
- 0.30 carats
- AA Quality
- eye-clean
- Origin: Tanzania
- 4 x 4 mm Round
- 0.30 carats
- AA Quality
- opaque
- Origin: Brazil
This lab sapphire, tanzanite and onyx ring in boasts a unique blend of classic and contemporary elements. .25 carats of diamonds exude timeless elegance, while the distinctive tire tread pattern on the side adds an edgy, masculine touch. Select any three gems to create a unique and meaningful design. Lab Sapphire is known as the gem of sincerity and trust and is the birthstone for the month of September. Tanzanite is known as the gem of positivity and energy and is the birthstone for the month of December. Onyx is known as the gem of confidence and protection and is the birthstone for the month of July.