Heart|Lab Grown|IGI

20.02ct G VS2 Heart Lab Grown Diamond

ID • G/VS2 • IGI LG843673756

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843673756

Diamond specifications and retailer prices

From $15,754 NZD
£6,979 GBP
As of November 2, 2026
Save $37,459 NZD (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $61,304 NZD at Taylor and Hart · As of October 18, 2026
View at Taylor and Hart

About this 20.02ct lab-grown heart diamond

This 20.02ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843673756 or 843673756. Listed at 10 retailers as of November 2, 2026, with a 238% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

20.02
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843673756
Dimensions19.18 × 17.22 × 10.09 mm
L/W Ratio1.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
19.18 mm17.22 mm20.02 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843673756
Side View
Table 67.0%Crown 37.4°Girdle: MED-STKPavilion 35.8°Culet: NoneDepth 52.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $20,947 NZD|Low: $15,749 NZD|High: $61,304 NZD|Avg: $32,589 NZD|+8.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Taylor and Hart
November 2, 2026
Retailer 2$15,754 NZD
Retailer 6$19,399 NZD
Retailer 1$20,947 NZD
Retailer 4$21,473 NZD
Retailer 3$23,080 NZD
Retailer 5$42,998 NZD
Retailer 7$53,212 NZD
Taylor and Hart$61,304 NZD

14 data points across 8 retailers

10 retailers$15,754 NZD to $53,212 NZD

A
Cheapest Retailer
-
$15,754 NZD
£6,979 GBP
B+
Retailer 2
-
$19,399 NZD
$10,915 USD
View
B+
Retailer 3
-
$19,616 NZD
$11,037 USD
View
B+
Retailer 4
-
$20,947 NZD
$11,786 USD
View
B+
Retailer 5
-
$21,473 NZD
$12,082 USD
View
B+
Retailer 6
-
$22,060 NZD
$12,412 USD
View
B+
Retailer 7
-
$23,080 NZD
£10,225 GBP
View
B
Retailer 8
-
$42,998 NZD
$24,193 USD
View
B
Retailer 9
-
$53,212 NZD
$29,940 USD
View
Most Expensive
Taylor and Hart
XBS9ZV7 · Oct 18
$61,304 NZD
$34,493 USD
View
Price last confirmed 15 days ago
9 more retailers have this diamond
Prices start from $15,754 NZDSave up to $37,459 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
20.02ct Heart
$15,754 NZD