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Heart|Natural|GIA

0.78ct D SI1 Heart Natural Diamond

D/SI1 • GIA 5386586313

Certificate GIA 5386586313

Diamond specifications and retailer prices

From $2,223 SGD
£1,366 GBP
As of November 4, 2026
2 retailers carry this diamond
Most expensive: $2,223 SGD at MOH London
View at MOH London

About this 0.78ct natural heart diamond

This 0.78ct natural heart sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included) and certified by GIA 5386586313. Listed at 2 retailers as of November 4, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.78
Carat
D
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5386586313
Dimensions5.18 × 6.31 × 3.98 mm
L/W Ratio1.22
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal
Top View
5.18 mm6.31 mm0.78 ctD / SI1
OriginNatural
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 5386586313
Side View
Table 57.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 63.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 4
Current: $2,223 SGD|Low: $1,819 SGD|High: $2,288 SGD|Avg: $2,062 SGD|-1.8%
MOH London
Retailer 2
November 4, 2026
Retailer 2$1,856 SGD
MOH London$2,223 SGD

16 data points across 2 retailers

2 retailers

Retailer 1
-
$1,856 SGD
Price last confirmed 32 days ago
Most Expensive
B
MOH London
FF8577638 · Nov 4
$2,223 SGD
£1,366 GBP
View
1 more retailer has this diamond

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
0.78ct Heart
$2,223 SGD