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Heart|Natural|GIA

1.30ct K SI2 Heart Natural Diamond

EX • K/SI2 • GIA 5556483964

Certificate GIA 5556483964

Diamond specifications and retailer prices

From $1,791 USD
As of November 4, 2026
Save $2,943 USD (62%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,734 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural heart diamond

This 1.3ct natural heart sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556483964. Listed at 4 retailers as of November 4, 2026, with prices from $1,791 to $4,734, a $2,943 spread on the same certified stone. NZ Jewellers lists it at $4,734. 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

1.30
Carat
K
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5556483964
Dimensions6.37 × 7.62 × 4.35 mm
L/W Ratio1.20
Key to symbols
Twinning Wisp, Feather, Crystal
Top View
6.37 mm7.62 mm1.30 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5556483964
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 57.1%

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 4
Current: $4,734 USD|Low: $1,601 USD|High: $4,734 USD|Avg: $2,969 USD|+3.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 4$1,791 USD
Retailer 3$1,989 USD
Retailer 5$2,930 USD
Retailer 2$3,399 USD
NZ Jewellers$4,734 USD

16 data points across 5 retailers

4 retailers$1,791 USD to $4,734 USD

A
Cheapest Retailer
-
$1,791 USD
Final sale: no returns
A
Retailer 2
-
$1,989 USD
View
B
Retailer 3
-
$3,399 USD
View
Most Expensive
C
NZ Jewellers
0f8a2cba-2490-44b0-bee8-e6a2608b086c · Nov 5
$4,734 USD
View
3 more retailers have this diamond
Prices start from $1,791 USDSave up to $2,943 USD

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
1.30ct Heart
$1,791 USD