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8.5ct Sunstone (Trillion, 17.11×17.11mm, Orangey Red) vs 8.5ct Beryl (Trillion, 16.97×16.97mm, Orange)


Quick summary: When looked from above (face-up position), 8.5ct Sunstone (17.11×17.11mm, trillion cut) appears 2% larger than 8.5ct Beryl (16.97×16.97mm, trillion cut). See below how they compare side-by-side on a ring and finger.

8.5ct Sunstone (trillion cut)
vs
8.5ct Beryl (trillion cut)
orangey red
 
orange
17.11×17.11 mm 16.97×16.97 mm
actual size
Actual size of 8.5ct Sunstone (trillion cut, 17.11×17.11mm, Orangey Red color)   Actual size of 8.5ct Beryl (trillion cut, 16.97×16.97mm, Orange color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Orangey Red 8.5ct Sunstone (trillion cut, 17.11×17.11mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Orange 8.5ct Beryl (trillion cut, 16.97×16.97mm) on a right ring and finger
Your settings
Ring
Gold
Skin tone
Light
Ring diameter
16.9 mm
Ring width
3.0 mm
Finger length
64 mm
Finger coverage
102% vs 101%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 8.5ct Sunstone Trillion (17.11×17.11mm, Orangey Red) and 8.5ct Beryl Trillion (16.97×16.97mm, Orange) as they would appear on a ring and finger. Adjust the ring and finger size to get an idea of how these gemstones would look on your finger.

Where to buy?

For certified gemstones, high-end gemstone jewelry, and birthstone jewelry, see Blue Nile

Face-up Size

All things being equal, Beryl will face-up slightly smaller than Sunstone for a given carat weight, because it has higher specific gravity (2.72 vs. 2.65 - this means it's "slightly heavier" compared to Sunstone of the same size). Face-up size also depends heavily on the proportions of the cut.

Face-up area is a measure of the size of the gem when viewed from above (as set in a ring). It tells you how big the gem is at the girdle plane.


8.5 Ct Sunstone (Trillion) 8.5 Ct Beryl (Trillion)
17.11×17.11 mm vs 16.97×16.97 mm
181.51 mm²   178.55 mm²
Face-up size outline for 8.5ct Sunstone (17.11×17.11mm, trillion cut)
Face-up size outline for 8.5ct Beryl (16.97×16.97mm, trillion cut)
8.5ct Sunstone Trillion (17.11×17.11mm)
8.5ct Beryl Trillion (16.97×16.97mm)
Difference: 2% (2.96 mm²)
8.5ct Sunstone (Trillion, 17.11×17.11mm) has approx. 2% more face-up area than 8.5ct Beryl (Trillion, 16.97×16.97mm).


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