Heart|Lab Grown|IGI

3.21ct G VS2 Heart Lab Grown Diamond

ID • G/VS2 • IGI LG500163630

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG500163630

Diamond specifications and retailer prices

From $4,728 NZD
$2,660 USD
As of October 31, 2026
14 retailers carry this diamond
Most expensive: $19,445 NZD at William & Sons Jewelers · As of October 31, 2026
View at William & Sons Jewelers

About this 3.21ct lab-grown heart diamond

This 3.21ct lab-grown heart sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500163630 or 500163630. Listed at 14 retailers as of October 31, 2026. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.21
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500163630
Dimensions8.93 × 10.18 × 6.10 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.93 mm10.18 mm3.21 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500163630
Side View
Table 56.5%Crown 40.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $32,354 NZD|Low: $4,728 NZD|High: $52,664 NZD|Avg: $24,586 NZD|-1.1%
Retailer 1
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
William & Sons Jewelers
November 1, 2026
Retailer 12$4,728 NZD
Retailer 10$17,362 NZD
Retailer 2$18,057 NZD
Retailer 4$18,624 NZD
Retailer 14$18,875 NZD
William & Sons Jewelers$19,445 NZD
Retailer 13$20,140 NZD
Retailer 5$20,192 NZD
Retailer 11$21,502 NZD
Retailer 9$22,047 NZD
Retailer 8$23,743 NZD
Retailer 6$25,948 NZD
Retailer 1$32,354 NZD
Retailer 7$36,838 NZD
Retailer 3$52,664 NZD

22 data points across 15 retailers

14 retailers

B+
Cheapest Retailer
-
$4,728 NZD
$2,660 USD
Retailer 2
-
$17,362 NZD
$9,769 USD
View
Price under review
Retailer 3
-
$18,057 NZD
$10,160 USD
View
Price under review
Retailer 4
-
$18,624 NZD
$10,479 USD
View
Price under review
Retailer 5
-
$18,875 NZD
$10,620 USD
View
Price under review
Most Expensive
William & Sons Jewelers
cert_LG500163630 · Oct 31
$19,445 NZD
$10,941 USD
View
Price under review
Final sale: no returns
5 more retailers have this diamond
Prices start from $4,728 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.

B+
3.21ct Heart
$4,728 NZD