×
carat vs. color  length*  width*
  ×

(or examine a )
* size in mm (optional)

13ct Spinel (Baguette, 16.88×11.25mm, Red) vs 13ct Andesine (Baguette, 18.65×12.43mm, Orange)


Quick summary: When looked from above (face-up position), 13ct Andesine (18.65×12.43mm, baguette cut) appears 22% larger than 13ct Spinel (16.88×11.25mm, baguette cut). See below how they compare side-by-side on a ring and finger.

13ct Spinel (baguette cut)
vs
 13ct Andesine (baguette cut)
red
 
orange
16.88×11.25 mm 18.65×12.43 mm
actual size
Actual size of 13ct Spinel (baguette cut, 16.88×11.25mm, Red color)   Actual size of 13ct Andesine (baguette cut, 18.65×12.43mm, Orange color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Red 13ct Spinel (baguette cut, 16.88×11.25mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Orange 13ct Andesine (baguette cut, 18.65×12.43mm) 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
 67% vs 74%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 13ct Spinel Baguette (16.88×11.25mm, Red) and 13ct Andesine Baguette (18.65×12.43mm, Orange) 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 Andesine for a given carat weight, because it has higher specific gravity (3.6 vs. 2.67 - this means it's "heavier" compared to Andesine 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 Spinel (Baguette) 13 Ct Andesine (Baguette)
16.88×11.25 mm vs 18.65×12.43 mm
189.9 mm²   231.82 mm²
Face-up size outline for 13ct Andesine (18.65×12.43mm, baguette cut)
Face-up size outline for 13ct Spinel (16.88×11.25mm, baguette cut)
13ct Spinel Baguette (16.88×11.25mm)
13ct Andesine Baguette (18.65×12.43mm)
Difference: 22% (41.92 mm²)
13ct Andesine (Baguette, 18.65×12.43mm) has approx. 22% more face-up area than 13ct Spinel (Baguette, 16.88×11.25mm).


Popular comparisons: