Heart|Lab Grown|IGI

20.05ct I VS2 Heart Lab Grown Diamond

ID • I/VS2 • IGI LG782666706

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG782666706

Diamond specifications and retailer prices

From $7,318 USD
As of October 30, 2026
Save $21,222 USD (74%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $28,540 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 20.05ct lab-grown heart diamond

This 20.05ct lab-grown heart sits in the over five carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG782666706 or 782666706. Listed at 11 retailers as of October 30, 2026, with prices from $7,318 to $28,540, a $21,222 spread on the same certified stone. Taylor and Hart lists it at $28,540. 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

20.05
Carat
I
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782666706
Dimensions18.76 × 16.96 × 10.43 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
18.76 mm16.96 mm20.05 ctI / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782666706
Side View
Table 58.0%Crown 41.9°Girdle: STK-VTKPavilion 35.5°Culet: NoneDepth 55.6%

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: Oct 30
Current: $8,490 USD|Low: $7,611 USD|High: $30,173 USD|Avg: $14,712 USD|-8.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
October 31, 2026
Retailer 3$7,611 USD
Retailer 5$8,242 USD
Retailer 6$8,403 USD
Retailer 1$8,490 USD
Retailer 2$9,597 USD
Retailer 4$23,949 USD
Taylor and Hart$28,540 USD

14 data points across 7 retailers

11 retailers$7,318 USD to $28,540 USD

A
Cheapest Retailer
-
$7,318 USD
A
Retailer 2
-
$7,611 USD
View
A
Retailer 3
-
$8,242 USD
View
A
Retailer 4
-
$8,403 USD
View
A
Retailer 5
-
$8,489 USD
View
Retailer 6
-
$8,489 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
$8,490 USD
View
B+
Retailer 8
-
$9,547 USD
View
B+
Retailer 9
-
$9,597 USD
View
B
Retailer 10
-
$23,949 USD
View
Most Expensive
B
Taylor and Hart
H54LVVK · Oct 31
$28,540 USD
View
10 more retailers have this diamond
Prices start from $7,318 USDSave up to $21,222 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
20.05ct Heart
$7,318 USD