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1ct Tanzanite (Emerald, 6.8×5.04mm, Blue) vs 4ct Tanzanite (Emerald, 10.81×8.01mm, Blue)


Quick summary: When looked from above (face-up position), 4ct Tanzanite (10.81×8.01mm, emerald cut) appears 2.5 times larger than 1ct Tanzanite (6.8×5.04mm, emerald cut). See below how they compare side-by-side on a ring and finger.

1ct Tanzanite (emerald cut)
vs
4ct Tanzanite (emerald cut)
blue
 
blue
6.8×5.04 mm 10.81×8.01 mm
actual size
Actual size of 1ct Tanzanite (emerald cut, 6.8×5.04mm, Blue color)   Actual size of 4ct Tanzanite (emerald cut, 10.81×8.01mm, Blue color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 1ct Tanzanite (emerald cut, 6.8×5.04mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 4ct Tanzanite (emerald cut, 10.81×8.01mm) 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
30% vs 48%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 1ct Tanzanite Emerald (6.8×5.04mm, Blue) and 4ct Tanzanite Emerald (10.81×8.01mm, 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.


1 Ct Tanzanite (Emerald) 4 Ct Tanzanite (Emerald)
6.8×5.04 mm vs 10.81×8.01 mm
31.87 mm²   80.53 mm²
Face-up size outline for 4ct Tanzanite (10.81×8.01mm, emerald cut)
Face-up size outline for 1ct Tanzanite (6.8×5.04mm, emerald cut)
1ct Tanzanite Emerald (6.8×5.04mm)
4ct Tanzanite Emerald (10.81×8.01mm)
Difference: 153% (48.66 mm²)
4ct Tanzanite (Emerald, 10.81×8.01mm) has approx. 153% more face-up area than 1ct Tanzanite (Emerald, 6.8×5.04mm). In other words, it's 2.53x larger.


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