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Heart|Natural|GIA

1.02ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 6551189579

Certificate GIA 6551189579

Diamond specifications and retailer prices

From $2,397 AUD
As of November 5, 2026
Save $940 AUD (28%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,338 AUD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.02ct natural heart diamond

This 1.02ct natural heart sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551189579. Listed at 6 retailers as of November 5, 2026, with prices from $2,397 to $3,338, a $940 spread on the same certified stone. GemTrove lists it at $3,338. 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

1.02
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551189579
Dimensions6.25 × 6.81 × 4.05 mm
L/W Ratio1.09
Top View
6.25 mm6.81 mm1.02 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551189579
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.5%

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 5
Current: $3,338 AUD|Low: $2,097 AUD|High: $3,338 AUD|Avg: $2,733 AUD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 5$2,397 AUD
Retailer 4$2,398 AUD
Retailer 3$2,417 AUD
Retailer 2$2,624 AUD
Retailer 6$2,738 AUD
GemTrove$3,338 AUD

40 data points across 6 retailers

6 retailers$2,397 AUD to $3,338 AUD

A
Cheapest Retailer
-
$2,397 AUD
A
Retailer 2
-
$2,398 AUD
View
Final sale: no returns
A
Retailer 3
-
$2,417 AUD
View
A
Retailer 4
-
$2,624 AUD
View
A
Retailer 5
-
$2,738 AUD
View
Most Expensive
B+
GemTrove
GT-N-01269116-98 · Nov 6
$3,338 AUD
View
5 more retailers have this diamond
Prices start from $2,397 AUDSave up to $940 AUD

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
1.02ct Heart
$2,397 AUD