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Heart|Natural|GIA

0.81ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 1538631980

Certificate GIA 1538631980

Diamond specifications and retailer prices

From €828 EUR
$929 USD
As of November 2, 2026
Save €648 EUR (44%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €1,477 EUR at GemTrove · As of November 2, 2026
View at GemTrove

About this 0.81ct natural heart diamond

This 0.81ct natural heart sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1538631980. Listed at 6 retailers as of November 2, 2026, with prices from €828 to €1,477, a €648 spread on the same certified stone. GemTrove lists it at €1,477. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.81
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1538631980
Dimensions5.44 × 6.48 × 3.83 mm
L/W Ratio1.19
Culet sizeNone
Key to symbols
Crystal
Top View
5.44 mm6.48 mm0.81 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1538631980
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 59.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €1,477 EUR|Low: €736 EUR|High: €1,477 EUR|Avg: €1,055 EUR
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 6€828 EUR
Retailer 3€876 EUR
Retailer 5€932 EUR
Retailer 2€940 EUR
Retailer 4€1,016 EUR
Retailer 7€1,051 EUR
GemTrove€1,477 EUR

42 data points across 7 retailers

6 retailers€828 EUR to €1,477 EUR

A
Cheapest Retailer
-
€828 EUR
$929 USD
Final sale: no returns
A
Retailer 2
-
€876 EUR
$983 USD
View
A
Retailer 3
-
€932 EUR
SGD 1,413 SGD
View
A
Retailer 4
-
€940 EUR
£831 GBP
View
A
Retailer 5
-
€1,016 EUR
$1,139 USD
View
Most Expensive
B+
GemTrove
GT-N-01265537-98 · Nov 2
€1,477 EUR
A$2,548 AUD
View
5 more retailers have this diamond
Prices start from €828 EURSave up to €648 EUR

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.

A
0.81ct Heart
€828 EUR