×
carat vs. color  length*  width*
  ×

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

0.3ct Topaz (Oval, 5.28×3.52mm, Blue) vs 1ct Topaz (Oval, 8×6mm, Blue)


Quick summary: When looked from above (face-up position), 1ct Topaz (8×6mm, oval cut) appears 2.6 times larger than 0.3ct Topaz (5.28×3.52mm, oval cut). See below how they compare side-by-side on a ring and finger.

0.3ct Topaz (oval cut)
vs
 1ct Topaz (oval cut)
blue
 
blue
5.28×3.52 mm 8×6 mm
actual size
Actual size of 0.3ct Topaz (oval cut, 5.28×3.52mm, Blue color)   Actual size of 1ct Topaz (oval cut, 8×6mm, Blue color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 0.3ct Topaz (oval cut, 5.28×3.52mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 1ct Topaz (oval cut, 8×6mm) 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
 21% vs 36%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 0.3ct Topaz Oval (5.28×3.52mm, Blue) and 1ct Topaz Oval (8×6mm, Blue) 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.


0.3 Ct Topaz (Oval) 1 Ct Topaz (Oval)
5.28×3.52 mm vs 8×6 mm
15.24 mm²   39.36 mm²
Face-up size outline for 1ct Topaz (8×6mm, oval cut)
Face-up size outline for 0.3ct Topaz (5.28×3.52mm, oval cut)
0.3ct Topaz Oval (5.28×3.52mm)
1ct Topaz Oval (8×6mm)
Difference: 158% (24.12 mm²)
1ct Topaz (Oval, 8×6mm) has approx. 158% more face-up area than 0.3ct Topaz (Oval, 5.28×3.52mm). In other words, it's 2.58x larger.


Popular comparisons: