Heart|Natural|IGI

0.51ct K VVS1 Heart Natural Diamond

VG • K/VVS1 • IGI 815656546

Shape and cutting style on the report: Heart brilliant

Certificate IGI 815656546

Diamond specifications and retailer prices

From $497 USD
As of November 5, 2026
Save $1,316 USD (73%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,813 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural heart diamond

This 0.51ct natural heart sits in the half to three-quarter carat band, graded K colour (faint-tinted) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI 815656546. Listed at 14 retailers as of November 5, 2026, with prices from $497 to $1,813, a $1,316 spread on the same certified stone. NZ Jewellers lists it at $1,813. 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

0.51
Carat
K
Color
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.6°
Pavilion angle39.8°
OriginNatural
Grading LabIGI
CertificateIGI 815656546
Dimensions4.85 × 5.52 × 3.28 mm
L/W Ratio1.14
Girdle conditionFaceted
Top View
4.85 mm5.52 mm0.51 ctK / VVS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 815656546
Side View
Table 62.0%Crown 36.6°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 59.4%

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: $1,813 USD|Low: $497 USD|High: $1,853 USD|Avg: $827 USD|-2.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 11$497 USD
Retailer 12$578 USD
Retailer 3$624 USD
Retailer 6$629 USD
Retailer 13$655 USD
Retailer 10$667 USD
Retailer 7$705 USD
Retailer 5$715 USD
Retailer 9$770 USD
Retailer 8$775 USD
Retailer 2$872 USD
Retailer 14$894 USD
Retailer 4$1,338 USD
NZ Jewellers$1,813 USD

20 data points across 14 retailers

14 retailers$497 USD to $1,813 USD

A
Cheapest Retailer
-
$497 USD
B+
Retailer 2
-
$578 USD
View
B+
Retailer 3
-
$624 USD
View
Retailer 4
-
$629 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$655 USD
View
B+
Retailer 6
-
$667 USD
View
B+
Retailer 7
-
$705 USD
View
B+
Retailer 8
-
$715 USD
View
B
Retailer 9
-
$770 USD
View
B
Retailer 10
-
$775 USD
View
B
Retailer 11
-
$872 USD
View
B
Retailer 12
-
$894 USD
View
B
Retailer 13
-
$1,338 USD
View
Most Expensive
B
NZ Jewellers
ded4e909-7d96-476c-a6dc-e9de723693ce · Nov 5
$1,813 USD
View
13 more retailers have this diamond
Prices start from $497 USDSave up to $1,316 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
0.51ct Heart
$497 USD