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40ct Topaz (Pear, 29.61×17.84mm, Blue) vs 20ct Topaz (Trillion, 19.89×19.89mm, Blue)


Quick summary: When looked from above (face-up position), 40ct Topaz (29.61×17.84mm, pear cut) appears 57% larger than 20ct Topaz (19.89×19.89mm, trillion cut). See below how they compare side-by-side on a ring and finger.

40ct Topaz (pear cut)
vs
 20ct Topaz (trillion cut)
blue
 
blue
29.61×17.84 mm 19.89×19.89 mm
actual size
Actual size of 40ct Topaz (pear cut, 29.61×17.84mm, Blue color)   Actual size of 20ct Topaz (trillion cut, 19.89×19.89mm, Blue color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 40ct Topaz (pear cut, 29.61×17.84mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 20ct Topaz (trillion cut, 19.89×19.89mm) 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
 106% vs 118%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 40ct Topaz Pear (29.61×17.84mm, Blue) and 20ct Topaz Trillion (19.89×19.89mm, 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.


40 Ct Topaz (Pear) 20 Ct Topaz (Trillion)
29.61×17.84 mm vs 19.89×19.89 mm
385.62 mm²   245.28 mm²
Face-up size outline for 40ct Topaz (29.61×17.84mm, pear cut)
Face-up size outline for 20ct Topaz (19.89×19.89mm, trillion cut)
40ct Topaz Pear (29.61×17.84mm)
20ct Topaz Trillion (19.89×19.89mm)
Difference: 57% (140.34 mm²)
40ct Topaz (Pear, 29.61×17.84mm) has approx. 57% more face-up area than 20ct Topaz (Trillion, 19.89×19.89mm).


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