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1.55ct Spinel (Marquise, 11.84×5.92mm, Light Purple) vs 2.47ct Kunzite (Princess, 7.84×7.84mm, Light Purple)


Quick summary: When looked from above (face-up position), 2.47ct Kunzite (7.84×7.84mm, princess cut) appears 24% larger than 1.55ct Spinel (11.84×5.92mm, marquise cut). See below how they compare side-by-side on a ring and finger.

1.55ct Spinel (marquise cut)
vs
2.47ct Kunzite (princess cut)
light purple
 
light purple
11.84×5.92 mm 7.84×7.84 mm
actual size
Actual size of 1.55ct Spinel (marquise cut, 11.84×5.92mm, Light Purple color)   Actual size of 2.47ct Kunzite (princess cut, 7.84×7.84mm, Light Purple color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Light Purple 1.55ct Spinel (marquise cut, 11.84×5.92mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Light Purple 2.47ct Kunzite (princess cut, 7.84×7.84mm) 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
36% vs 47%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 1.55ct Spinel Marquise (11.84×5.92mm, Light Purple) and 2.47ct Kunzite Princess (7.84×7.84mm, Light Purple) 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, Spinel will face-up smaller than Kunzite for a given carat weight, because it has higher specific gravity (3.6 vs. 3.18 - this means it's "heavier" compared to Kunzite 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.


1.55 Ct Spinel (Marquise) 2.47 Ct Kunzite (Princess)
11.84×5.92 mm vs 7.84×7.84 mm
49.77 mm²   61.47 mm²
Face-up size outline for 2.47ct Kunzite (7.84×7.84mm, princess cut)
Face-up size outline for 1.55ct Spinel (11.84×5.92mm, marquise cut)
1.55ct Spinel Marquise (11.84×5.92mm)
2.47ct Kunzite Princess (7.84×7.84mm)
Difference: 24% (11.7 mm²)
2.47ct Kunzite (Princess, 7.84×7.84mm) has approx. 24% more face-up area than 1.55ct Spinel (Marquise, 11.84×5.92mm).


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