0.78ct Diamond (Marquise, 9.56×4.78mm, White) vs 1.5ct Diamond (Princess, 6.31×6.31mm, White)
Quick summary: When looked from above (face-up position), 1.5ct Diamond (6.31×6.31mm, princess cut) appears 23% larger than 0.78ct Diamond (9.56×4.78mm, marquise cut). See below how they compare side-by-side on a ring and finger.
| 0.78ct Diamond (marquise cut) |
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1.5ct Diamond (princess cut) |
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| 9.56×4.78 mm | 6.31×6.31 mm | |
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Actual sizes of
0.78ct Diamond Marquise (9.56×4.78mm, White)
and
1.5ct Diamond Princess (6.31×6.31mm, White)
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.
| 0.78 Ct Diamond (Marquise) | 1.5 Ct Diamond (Princess) | |
| 9.56×4.78 mm | vs | 6.31×6.31 mm |
| 32.44 mm² | 39.82 mm² |
| 0.78ct Diamond Marquise (9.56×4.78mm) | |
| 1.5ct Diamond Princess (6.31×6.31mm) | |
| Difference: 23% (7.38 mm²) |
1.5ct Diamond Princess (6.31×6.31mm) has approx. 23% more face-up area than 0.78ct Diamond Marquise (9.56×4.78mm).
Popular comparisons:
- 0.78ct Diamond (Marquise, White, 9.56 x 4.78) vs. 0.51ct Diamond (Oval, White, 6.48 x 4.32)
- 0.78ct Diamond (Marquise, White, 9.56 x 4.78) vs. 1ct Diamond (Pear, White, 9.05 x 5.45)
- 0.78ct Diamond (Marquise, White, 9.56 x 4.78) vs. 0.99ct Diamond (Round, White, 6.48 x 6.48)
- 0.78ct Diamond (Marquise, White, 9.56 x 4.78) vs. 1ct Diamond (Marquise, White, 10.38 x 5.19)
- 0.78ct Diamond (Marquise, White, 9.56 x 4.78) vs. 0.75ct Diamond (Pear, White, 8.22 x 4.95)
- 0.78ct Diamond (Marquise, White, 9.56 x 4.78) vs. 0.82ct Diamond (Marquise, White, 9.72 x 4.86)
- 0.78ct Diamond (Marquise, White, 9.56 x 4.78) vs. 0.68ct Diamond (Round, White, 5.72 x 5.72)
- 0.78ct Diamond (Marquise, White, 9.56 x 4.78) vs. 1.09ct Diamond (Marquise, White, 10.7 x 5.35)
Enter your screen size (diagonal)
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Actual size is currently adjusted to screen.
If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a gem, ring and finger will not be shown correctly.
If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a gem, ring and finger will not be shown correctly.