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Heart|Lab Grown|IGI

21.02ct F VS2 Heart Lab Grown Diamond

EX • F/VS2 • IGI LG809674484

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG809674484

Diamond specifications and retailer prices

From £11,256 GBP
$15,095 USD
As of November 2, 2026
Save £5,939 GBP (35%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £35,530 GBP at Taylor and Hart · As of October 18, 2026
View at Taylor and Hart

About this 21.02ct lab-grown heart diamond

This 21.02ct lab-grown heart sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG809674484 or 809674484. Listed at 11 retailers as of November 2, 2026, with a 53% 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

21.02
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809674484
Dimensions19.38 × 17.25 × 11.14 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
19.38 mm17.25 mm21.02 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809674484
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 57.5%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: £12,922 GBP|Low: £10,806 GBP|High: £61,078 GBP|Avg: £20,805 GBP|-9.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Taylor and Hart
October 31, 2026
Retailer 5£11,256 GBP
Retailer 8£11,526 GBP
Retailer 3£12,396 GBP
Retailer 1£12,922 GBP
Retailer 6£13,057 GBP
Retailer 4£13,242 GBP
Retailer 7£13,507 GBP
Retailer 10£16,321 GBP
Retailer 2£17,195 GBP
Taylor and Hart£35,530 GBP
Retailer 9£50,422 GBP

22 data points across 11 retailers

11 retailers£11,256 GBP to £17,195 GBP

B+
Cheapest Retailer
-
£11,256 GBP
$15,095 USD
B+
Retailer 2
-
£11,526 GBP
$15,457 USD
View
B+
Retailer 3
-
£12,396 GBP
$16,624 USD
View
B+
Retailer 4
-
£12,922 GBP
$17,330 USD
View
B
Retailer 5
-
£13,057 GBP
$17,510 USD
View
Retailer 6
-
£13,057 GBP
$17,510 USD
View
Price last confirmed 21 days ago
B
Retailer 7
-
£13,242 GBP
$17,758 USD
View
B
Retailer 8
-
£13,507 GBP
$18,114 USD
View
B
Retailer 9
-
£17,195 GBP
$23,060 USD
View
Most Expensive
Taylor and Hart
91TJ0JX · Oct 18
£35,530 GBP
$47,649 USD
View
Price under review
9 more retailers have this diamond
Prices start from £11,256 GBPSave up to £5,939 GBP

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+
21.02ct Heart
£11,256 GBP