3.87ct Tourmaline (Cushion, 10.08×8.15mm, Green) vs 5.18ct Tourmaline (Oval, 13×10.5mm, Dark Green)
Quick summary: When looked from above (face-up position), 5.18ct Tourmaline (13×10.5mm, oval cut) appears 51% larger than 3.87ct Tourmaline (10.08×8.15mm, cushion cut). See below how they compare side-by-side on a ring and finger.
| 3.87ct Tourmaline (cushion cut) |
vs
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5.18ct Tourmaline (oval cut) |
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green |
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| 10.08×8.15 mm | 13×10.5 mm | |
| actual size | ||
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Actual size is set for screen
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Ring:
Skin tone:
Ring width: 3.0 mm
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64 mm |
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Actual sizes of
3.87ct Tourmaline Cushion (10.08×8.15mm, Green)
and
5.18ct Tourmaline Oval (13×10.5mm, Dark 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
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.
| 3.87 Ct Tourmaline (Cushion) | 5.18 Ct Tourmaline (Oval) | |
| 10.08×8.15 mm | vs | 13×10.5 mm |
| 73.94 mm² | 111.93 mm² |
| 3.87ct Tourmaline Cushion (10.08×8.15mm) | |
| 5.18ct Tourmaline Oval (13×10.5mm) | |
| Difference: 51% (37.99 mm²) |
5.18ct Tourmaline (Oval, 13×10.5mm) has approx. 51% more face-up area than 3.87ct Tourmaline (Cushion, 10.08×8.15mm).
Popular comparisons:
- 5.8ct Tourmaline (Cushion, Dark Green, 10.69 x 10.69) vs. 6.53ct Sapphire (Pear, Dark Green, 12.83 x 9.31)
- 1ct Tourmaline (Cushion, Violet, 6.09 x 6.09) vs. 1ct Tourmaline (Emerald, Violet, 6.95 x 5.15)
- 3.9ct Tourmaline (Cushion, Light Yellow, 9.58 x 9.58) vs. 6.3ct Tourmaline (Cushion, Light Yellow, 11.24 x 11.24)
- 6ct Tourmaline (Cushion, Light Yellow, 11.06 x 11.06) vs. 3ct Chrysoberyl (Cushion, Light Yellowish Green, 8.28 x 8.28)
- 5.5ct Tourmaline (Cushion, Dark Bluish Green, 10.75 x 10.75) vs. 1.5ct Sapphire (Round, Light Blue, 6.84 x 6.84)
- 7.56ct Tourmaline (Cushion, Dark Green, 10.69 x 10.69) vs. 8.8ct Tourmaline (Oval, Dark Yellowish Green, 15.22 x 11.45)
- 3.9ct Tourmaline (Cushion, Light Yellow, 9.58 x 9.58) vs. 3.6ct Diamond (Cushion, White, 8.93 x 8.93)
- 6ct Tourmaline (Cushion, Light Yellow, 11.06 x 11.06) vs. 3.6ct Diamond (Cushion, White, 8.93 x 8.93)