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13ct Titanite (Heart, 15.34×15.34mm, Yellowish Green) vs 13ct Apatite (Heart, 15.85×15.85mm, Green)


Quick summary: When looked from above (face-up position), 13ct Apatite (15.85×15.85mm, heart cut) appears 7% larger than 13ct Titanite (15.34×15.34mm, heart cut). See below how they compare side-by-side on a ring and finger.

13ct Titanite (heart cut)
vs
13ct Apatite (heart cut)
yellowish green
 
green
15.34×15.34 mm 15.85×15.85 mm
actual size
Actual size of 13ct Titanite (heart cut, 15.34×15.34mm, Yellowish Green color)   Actual size of 13ct Apatite (heart cut, 15.85×15.85mm, Green color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Yellowish Green 13ct Titanite (heart cut, 15.34×15.34mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Green 13ct Apatite (heart cut, 15.85×15.85mm) 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
91% vs 94%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 13ct Titanite Heart (15.34×15.34mm, Yellowish Green) and 13ct Apatite Heart (15.85×15.85mm, Green) 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, Titanite will face-up smaller than Apatite for a given carat weight, because it has higher specific gravity (3.53 vs. 3.2 - this means it's "heavier" compared to Apatite 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.


13 Ct Titanite (Heart) 13 Ct Apatite (Heart)
15.34×15.34 mm vs 15.85×15.85 mm
169.43 mm²   180.88 mm²
Face-up size outline for 13ct Apatite (15.85×15.85mm, heart cut)
Face-up size outline for 13ct Titanite (15.34×15.34mm, heart cut)
13ct Titanite Heart (15.34×15.34mm)
13ct Apatite Heart (15.85×15.85mm)
Difference: 7% (11.45 mm²)
13ct Apatite (Heart, 15.85×15.85mm) has approx. 7% more face-up area than 13ct Titanite (Heart, 15.34×15.34mm).


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