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30ct Topaz (Oval, 24.5×16.33mm, Blue) vs 10ct Topaz (Emerald, 14.34×10.62mm, Blue)


Quick summary: When looked from above (face-up position), 30ct Topaz (24.5×16.33mm, oval cut) appears 2.3 times larger than 10ct Topaz (14.34×10.62mm, emerald cut). See below how they compare side-by-side on a ring and finger.

30ct Topaz (oval cut)
vs
 10ct Topaz (emerald cut)
blue
 
blue
24.5×16.33 mm 14.34×10.62 mm
actual size
Actual size of 30ct Topaz (oval cut, 24.5×16.33mm, Blue color)   Actual size of 10ct Topaz (emerald cut, 14.34×10.62mm, Blue color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 30ct Topaz (oval cut, 24.5×16.33mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 10ct Topaz (emerald cut, 14.34×10.62mm) 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
 97% vs 63%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 30ct Topaz Oval (24.5×16.33mm, Blue) and 10ct Topaz Emerald (14.34×10.62mm, 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

The face-up size depends on the shape of the gem, its weight and 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.


30 Ct Topaz (Oval) 10 Ct Topaz (Emerald)
24.5×16.33 mm vs 14.34×10.62 mm
328.07 mm²   141.63 mm²
Face-up size outline for 30ct Topaz (24.5×16.33mm, oval cut)
Face-up size outline for 10ct Topaz (14.34×10.62mm, emerald cut)
30ct Topaz Oval (24.5×16.33mm)
10ct Topaz Emerald (14.34×10.62mm)
Difference: 132% (186.44 mm²)
30ct Topaz (Oval, 24.5×16.33mm) has approx. 132% more face-up area than 10ct Topaz (Emerald, 14.34×10.62mm). In other words, it's 2.32x larger.


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