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2ct Tourmaline (Round, 8.2×8.2mm, Violet) vs 3.4ct Tourmaline (Oval, 12.38×8.25mm, Violet)


Quick summary: When looked from above (face-up position), 3.4ct Tourmaline (12.38×8.25mm, oval cut) appears 59% larger than 2ct Tourmaline (8.2×8.2mm, round cut). See below how they compare side-by-side on a ring and finger.

2ct Tourmaline (round cut)
vs
 3.4ct Tourmaline (oval cut)
violet
 
violet
8.2×8.2 mm 12.38×8.25 mm
actual size
Actual size of 2ct Tourmaline (round cut, 8.2×8.2mm, Violet color)   Actual size of 3.4ct Tourmaline (oval cut, 12.38×8.25mm, Violet color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Violet 2ct Tourmaline (round cut, 8.2×8.2mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Violet 3.4ct Tourmaline (oval cut, 12.38×8.25mm) 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
 49% vs 49%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 2ct Tourmaline Round (8.2×8.2mm, Violet) and 3.4ct Tourmaline Oval (12.38×8.25mm, 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.


2 Ct Tourmaline (Round) 3.4 Ct Tourmaline (Oval)
8.2×8.2 mm vs 12.38×8.25 mm
52.81 mm²   83.75 mm²
Face-up size outline for 3.4ct Tourmaline (12.38×8.25mm, oval cut)
Face-up size outline for 2ct Tourmaline (8.2×8.2mm, round cut)
2ct Tourmaline Round (8.2×8.2mm)
3.4ct Tourmaline Oval (12.38×8.25mm)
Difference: 59% (30.94 mm²)
3.4ct Tourmaline (Oval, 12.38×8.25mm) has approx. 59% more face-up area than 2ct Tourmaline (Round, 8.2×8.2mm).


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