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9.5ct Sapphire (Asscher, 11.29×11.29mm, Blue) vs 9.5ct Topaz (Asscher, 11.77×11.77mm, Blue)


Quick summary: When looked from above (face-up position), 9.5ct Topaz (11.77×11.77mm, asscher cut) appears 9% larger than 9.5ct Sapphire (11.29×11.29mm, asscher cut). See below how they compare side-by-side on a ring and finger.

9.5ct Sapphire (asscher cut)
vs
 9.5ct Topaz (asscher cut)
blue
 
blue
11.29×11.29 mm 11.77×11.77 mm
actual size
Actual size of 9.5ct Sapphire (asscher cut, 11.29×11.29mm, Blue color)   Actual size of 9.5ct Topaz (asscher cut, 11.77×11.77mm, Blue color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 9.5ct Sapphire (asscher cut, 11.29×11.29mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 9.5ct Topaz (asscher cut, 11.77×11.77mm) 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
 67% vs 70%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 9.5ct Sapphire Asscher (11.29×11.29mm, Blue) and 9.5ct Topaz Asscher (11.77×11.77mm, 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 Topaz for a given carat weight, because it has higher specific gravity (4 vs. 3.53 - this means it's "heavier" compared to Topaz 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.


9.5 Ct Sapphire (Asscher) 9.5 Ct Topaz (Asscher)
11.29×11.29 mm vs 11.77×11.77 mm
117.27 mm²   127.45 mm²
Face-up size outline for 9.5ct Topaz (11.77×11.77mm, asscher cut)
Face-up size outline for 9.5ct Sapphire (11.29×11.29mm, asscher cut)
9.5ct Sapphire Asscher (11.29×11.29mm)
9.5ct Topaz Asscher (11.77×11.77mm)
Difference: 9% (10.18 mm²)
9.5ct Topaz (Asscher, 11.77×11.77mm) has approx. 9% more face-up area than 9.5ct Sapphire (Asscher, 11.29×11.29mm).


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