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6.5ct Sapphire (Baguette, 12.93×8.62mm, Blue) vs 6.5ct Topaz (Baguette, 13.49×8.99mm, Blue)


Quick summary: When looked from above (face-up position), 6.5ct Topaz (13.49×8.99mm, baguette cut) appears 9% larger than 6.5ct Sapphire (12.93×8.62mm, baguette cut). See below how they compare side-by-side on a ring and finger.

6.5ct Sapphire (baguette cut)
vs
6.5ct Topaz (baguette cut)
blue
 
blue
12.93×8.62 mm 13.49×8.99 mm
actual size
Actual size of 6.5ct Sapphire (baguette cut, 12.93×8.62mm, Blue color)   Actual size of 6.5ct Topaz (baguette cut, 13.49×8.99mm, Blue color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 6.5ct Sapphire (baguette cut, 12.93×8.62mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 6.5ct Topaz (baguette cut, 13.49×8.99mm) 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
52% vs 54%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 6.5ct Sapphire Baguette (12.93×8.62mm, Blue) and 6.5ct Topaz Baguette (13.49×8.99mm, 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.


6.5 Ct Sapphire (Baguette) 6.5 Ct Topaz (Baguette)
12.93×8.62 mm vs 13.49×8.99 mm
111.46 mm²   121.28 mm²
Face-up size outline for 6.5ct Topaz (13.49×8.99mm, baguette cut)
Face-up size outline for 6.5ct Sapphire (12.93×8.62mm, baguette cut)
6.5ct Sapphire Baguette (12.93×8.62mm)
6.5ct Topaz Baguette (13.49×8.99mm)
Difference: 9% (9.82 mm²)
6.5ct Topaz (Baguette, 13.49×8.99mm) has approx. 9% more face-up area than 6.5ct Sapphire (Baguette, 12.93×8.62mm).


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