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6ct Tanzanite (Emerald, 12.37×9.16mm, Blue) vs 13ct Tanzanite (Emerald, 16.01×11.86mm, Blue)


Quick summary: When looked from above (face-up position), 13ct Tanzanite (16.01×11.86mm, emerald cut) appears 68% larger than 6ct Tanzanite (12.37×9.16mm, emerald cut). See below how they compare side-by-side on a ring and finger.

6ct Tanzanite (emerald cut)
vs
13ct Tanzanite (emerald cut)
blue
 
blue
12.37×9.16 mm 16.01×11.86 mm
actual size
Actual size of 6ct Tanzanite (emerald cut, 12.37×9.16mm, Blue color)   Actual size of 13ct Tanzanite (emerald cut, 16.01×11.86mm, Blue color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 6ct Tanzanite (emerald cut, 12.37×9.16mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 13ct Tanzanite (emerald cut, 16.01×11.86mm) 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
55% vs 71%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 6ct Tanzanite Emerald (12.37×9.16mm, Blue) and 13ct Tanzanite Emerald (16.01×11.86mm, 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.


6 Ct Tanzanite (Emerald) 13 Ct Tanzanite (Emerald)
12.37×9.16 mm vs 16.01×11.86 mm
105.38 mm²   176.59 mm²
Face-up size outline for 13ct Tanzanite (16.01×11.86mm, emerald cut)
Face-up size outline for 6ct Tanzanite (12.37×9.16mm, emerald cut)
6ct Tanzanite Emerald (12.37×9.16mm)
13ct Tanzanite Emerald (16.01×11.86mm)
Difference: 68% (71.21 mm²)
13ct Tanzanite (Emerald, 16.01×11.86mm) has approx. 68% more face-up area than 6ct Tanzanite (Emerald, 12.37×9.16mm).


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