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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 $2,971 NZD
As of November 5, 2026
Save $1,166 NZD (28%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,137 NZD 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 $2,971 to $4,137, a $1,166 spread on the same certified stone. GemTrove lists it at $4,137. 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: $4,137 NZD|Low: $2,599 NZD|High: $4,137 NZD|Avg: $3,388 NZD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 5$2,971 NZD
Retailer 4$2,973 NZD
Retailer 3$2,996 NZD
Retailer 2$3,252 NZD
Retailer 6$3,393 NZD
GemTrove$4,137 NZD

40 data points across 6 retailers

6 retailers$2,971 NZD to $4,137 NZD

A
Cheapest Retailer
-
$2,971 NZD
A
Retailer 2
-
$2,973 NZD
View
Final sale: no returns
A
Retailer 3
-
$2,996 NZD
View
A
Retailer 4
-
$3,252 NZD
View
A
Retailer 5
-
$3,393 NZD
View
Most Expensive
B+
GemTrove
GT-N-01269116-98 · Nov 6
$4,137 NZD
A$3,528 AUD
View
5 more retailers have this diamond
Prices start from $2,971 NZDSave up to $1,166 NZD

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
$2,971 NZD