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15ct Hiddenite (Baguette, 18.45×12.3mm, Light Green ) vs 15ct Diopside (Baguette, 18.23×12.15mm, Green)


Quick summary: When looked from above (face-up position), 15ct Hiddenite (18.45×12.3mm, baguette cut) appears 2% larger than 15ct Diopside (18.23×12.15mm, baguette cut). See below how they compare side-by-side on a ring and finger.

15ct Hiddenite (baguette cut)
vs
 15ct Diopside (baguette cut)
light green
 
green
18.45×12.3 mm 18.23×12.15 mm
actual size
Actual size of 15ct Hiddenite (baguette cut, 18.45×12.3mm, Light Green color)   Actual size of 15ct Diopside (baguette cut, 18.23×12.15mm, Green color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Light Green 15ct Hiddenite (baguette cut, 18.45×12.3mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Green 15ct Diopside (baguette cut, 18.23×12.15mm) 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
 73% vs 72%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 15ct Hiddenite Baguette (18.45×12.3mm, Light Green ) and 15ct Diopside Baguette (18.23×12.15mm, 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, Diopside will face-up smaller than Hiddenite for a given carat weight, because it has higher specific gravity (3.3 vs. 3.18 - this means it's "heavier" compared to Hiddenite 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.


15 Ct Hiddenite (Baguette) 15 Ct Diopside (Baguette)
18.45×12.3 mm vs 18.23×12.15 mm
226.94 mm²   221.49 mm²
Face-up size outline for 15ct Hiddenite (18.45×12.3mm, baguette cut)
Face-up size outline for 15ct Diopside (18.23×12.15mm, baguette cut)
15ct Hiddenite Baguette (18.45×12.3mm)
15ct Diopside Baguette (18.23×12.15mm)
Difference: 2% (5.45 mm²)
15ct Hiddenite (Baguette, 18.45×12.3mm) has approx. 2% more face-up area than 15ct Diopside (Baguette, 18.23×12.15mm).


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