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5ct Aquamarine (Trillion, 14.21×14.21mm, Light Blue) vs 5ct Sapphire (Trillion, 12.5×12.5mm, Blue)


Quick summary: When looked from above (face-up position), 5ct Aquamarine (14.21×14.21mm, trillion cut) appears 29% larger than 5ct Sapphire (12.5×12.5mm, trillion cut). See below how they compare side-by-side on a ring and finger.

5ct Aquamarine (trillion cut)
vs
5ct Sapphire (trillion cut)
light blue
 
blue
14.21×14.21 mm 12.5×12.5 mm
actual size
Actual size of 5ct Aquamarine (trillion cut, 14.21×14.21mm, Light Blue color)   Actual size of 5ct Sapphire (trillion cut, 12.5×12.5mm, Blue color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Light Blue 5ct Aquamarine (trillion cut, 14.21×14.21mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 5ct Sapphire (trillion cut, 12.5×12.5mm) 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
85% vs 74%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 5ct Aquamarine Trillion (14.21×14.21mm, Light Blue) and 5ct Sapphire Trillion (12.5×12.5mm, Blue) 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, Sapphire will face-up smaller than Aquamarine for a given carat weight, because it has higher specific gravity (4 vs. 2.72 - this means it's "heavier" compared to Aquamarine 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.


5 Ct Aquamarine (Trillion) 5 Ct Sapphire (Trillion)
14.21×14.21 mm vs 12.5×12.5 mm
125.19 mm²   96.88 mm²
Face-up size outline for 5ct Aquamarine (14.21×14.21mm, trillion cut)
Face-up size outline for 5ct Sapphire (12.5×12.5mm, trillion cut)
5ct Aquamarine Trillion (14.21×14.21mm)
5ct Sapphire Trillion (12.5×12.5mm)
Difference: 29% (28.31 mm²)
5ct Aquamarine (Trillion, 14.21×14.21mm) has approx. 29% more face-up area than 5ct Sapphire (Trillion, 12.5×12.5mm).


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