Skip to content

PRICE
- PRICE Menu
- Under $100
- $100 - $200
- $200 - $300
- $300 - $400
- $400 - $500
- $500 - $600
- $600 - $700
- $700 - $800
- $800 - $900
- $900 - $999
- $1000 and above
SHAPE
- SHAPE Menu
- Baguette
- Cushion
- Fancy
- Heart
- Marquise
- Octagon
- Oval
- Pear
- Round
- Square
- Trillion
WEIGHT
- WEIGHT Menu
- BELOW 1CT
- 1CT - 2CT
- 2CT - 3CT
- 3CT - 4CT
- 4CT - 5CT
- 5CT - 6CT
- 6CT - 7CT
- 7CT - 8CT
- 8CT - 9CT
- 9CT - 10CT
- 10.1CT - 20CT
- 20.1CT - 30CT
- 30.1CT - 40CT
- 40.1CT - 50CT
- 50.1CT -100CT
- 100 and above
GEMSTONE CUTS
- GEMSTONE CUTS Menu
- Brilliant
- Briolette
- Concave
- Cabochon
- Checkerboard
- Fancy Cut
- Normal Cut
- Radiant Cut
- ROSE CUT / POLKI
- Princess Cut
- Drops
- Domes
Calibrated Size
- Calibrated Size Menu
- 14MM
- 3MM
- 4MM
- 6MM
- 7MM
- 8MM
- 9MM
- 10MM
- 11mm
- 12MM
- 20MM
- 6X4MM
- 7X5MM
- 8X6MM
- 9X7MM
- 9X7MM
- 10X8MM
- 11X9MM
- 12X10MM
- 16X12MM
- 18X13MM
- 27X25MM
CLARITY
- CLARITY Menu
- Internally Flawless (IF)
- Very Very Slight (VVS)
- Very Slight (VS)
- Slight Inclusion (SI)
- Inclusions (I)
- Translucent (TS)
- Opaque (O)
PARCEL TYPE
- PARCEL TYPE Menu
- Single
- Lot
- Matching Pairs/Set
- Stock Unlimited
Color
- Color Menu
- Black
- Blue
- Brown
- Cyan
- Dark Blue
- Gold
- Green
- Lavender
- Pink
- Lime Green
- Orange
- Red
- White
- Yellow

Show more

- Baguette
- Cushion
- Fancy
- Heart
- Marquise
- Octagon
- Oval
- Pear
- Round
- Square
- Trillion

- BELOW 1CT
- 1CT - 2CT
- 2CT - 3CT
- 3CT - 4CT
- 4CT - 5CT
- 5CT - 6CT
- 6CT - 7CT
- 7CT - 8CT
- 8CT - 9CT
- 9CT - 10CT
- 10.1CT - 20CT
- 20.1CT - 30CT
- 30.1CT - 40CT
- 40.1CT - 50CT
- 50.1CT -100CT
- 100 and above

- Brilliant
- Briolette
- Concave
- Cabochon
- Checkerboard
- Fancy Cut
- Normal Cut
- Radiant Cut
- ROSE CUT / POLKI
- Princess Cut
- Drops
- Domes

- 14MM
- 3MM
- 4MM
- 6MM
- 7MM
- 8MM
- 9MM
- 10MM
- 11mm
- 12MM
- 20MM
- 6X4MM
- 7X5MM
- 8X6MM
- 9X7MM
- 9X7MM
- 10X8MM
- 11X9MM
- 12X10MM
- 16X12MM
- 18X13MM
- 27X25MM

- Black
- Blue
- Brown
- Cyan
- Dark Blue
- Gold
- Green
- Lavender
- Pink
- Lime Green
- Orange
- Red
- White
- Yellow

Search

› 12X10 MM Octagon

Collection: 12X10 MM Octagon

Sort by

0 products

Sorry, there are no products in this collection

Go to full site

Newsletter

Thanks for subscribing

.

Quick links

About Us
Contact Us
Blog
Birthstones
Gems Education
All Products
CLARITY SCALE
Jewelry Ideas/Tips
Do not sell my personal information
Gemstone Buying Tips

Payment methods

© 2025, shoprmcgems

© 2025, shoprmcgems

Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device

choosing a selection results in a full page refresh