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Heart|Lab Grown|IGI

2.21ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG830628602

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830628602

Diamond specifications and retailer prices

From £828 GBP
$1,110 USD
As of October 30, 2026
Save £6,530 GBP (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £7,359 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 2.21ct lab-grown heart diamond

This 2.21ct lab-grown heart sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830628602 or 830628602. Listed at 12 retailers as of October 29, 2026, with prices from £828 to £7,359, a £6,530 spread on the same certified stone. Do Amore Diamonds lists it at £7,359. 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

2.21
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830628602
Dimensions8.06 × 9.03 × 5.19 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.06 mm9.03 mm2.21 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830628602
Side View
Table 63.0%Crown 34.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 57.5%

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: £7,359 GBP|Low: £828 GBP|High: £8,262 GBP|Avg: £2,729 GBP|+3.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 6£828 GBP
Retailer 11£902 GBP
Retailer 8£1,061 GBP
Retailer 13£1,119 GBP
Retailer 3£1,278 GBP
Retailer 12£1,489 GBP
Retailer 7£1,528 GBP
Retailer 9£1,950 GBP
Retailer 10£1,989 GBP
Retailer 2£3,427 GBP
Retailer 5£5,483 GBP
Retailer 4£5,560 GBP
Do Amore Diamonds£7,359 GBP

24 data points across 13 retailers

12 retailers£828 GBP to £7,359 GBP

A
Cheapest Retailer
-
£828 GBP
$1,110 USD
A
Retailer 2
-
£902 GBP
$1,208 USD
View
A
Retailer 3
-
£1,061 GBP
$1,421 USD
View
A
Retailer 4
-
£1,119 GBP
$1,500 USD
View
A
Retailer 5
-
£1,278 GBP
$1,712 USD
View
Retailer 6
-
£1,489 GBP
$1,995 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
£1,528 GBP
$2,048 USD
View
B+
Retailer 8
-
£1,950 GBP
$2,613 USD
View
B+
Retailer 9
-
£1,989 GBP
$2,665 USD
View
B+
Retailer 10
-
£3,427 GBP
View
B
Retailer 11
-
£5,560 GBP
$7,450 USD
View
Most Expensive
B
Do Amore Diamonds
27-16E34AF99 · Oct 29
£7,359 GBP
$9,860 USD
View
11 more retailers have this diamond
Prices start from £828 GBPSave up to £6,530 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.

A
2.21ct Heart
£828 GBP