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9ct Amethyst (Oval, 18.05×12.03mm, Violet) vs 5.5ct Amethyst (Oval, 15.32×10.21mm, Violet)


Quick summary: When looked from above (face-up position), 9ct Amethyst (18.05×12.03mm, oval cut) appears 39% larger than 5.5ct Amethyst (15.32×10.21mm, oval cut). See below how they compare side-by-side on a ring and finger.

9ct Amethyst (oval cut)
vs
 5.5ct Amethyst (oval cut)
violet
 
violet
18.05×12.03 mm 15.32×10.21 mm
actual size
Actual size of 9ct Amethyst (oval cut, 18.05×12.03mm, Violet color)   Actual size of 5.5ct Amethyst (oval cut, 15.32×10.21mm, Violet color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Violet 9ct Amethyst (oval cut, 18.05×12.03mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Violet 5.5ct Amethyst (oval cut, 15.32×10.21mm) 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
 72% vs 61%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 9ct Amethyst Oval (18.05×12.03mm, Violet) and 5.5ct Amethyst Oval (15.32×10.21mm, Violet) 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.


9 Ct Amethyst (Oval) 5.5 Ct Amethyst (Oval)
18.05×12.03 mm vs 15.32×10.21 mm
178.06 mm²   128.26 mm²
Face-up size outline for 9ct Amethyst (18.05×12.03mm, oval cut)
Face-up size outline for 5.5ct Amethyst (15.32×10.21mm, oval cut)
9ct Amethyst Oval (18.05×12.03mm)
5.5ct Amethyst Oval (15.32×10.21mm)
Difference: 39% (49.8 mm²)
9ct Amethyst (Oval, 18.05×12.03mm) has approx. 39% more face-up area than 5.5ct Amethyst (Oval, 15.32×10.21mm).


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