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Heart|Lab Grown|IGI

2.15ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG846663968

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846663968

Diamond specifications and retailer prices

From £1,140 GBP
As of October 30, 2026
Save £3,551 GBP (76%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £4,691 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 2.15ct lab-grown heart diamond

This 2.15ct 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 LG846663968 or 846663968. Listed at 9 retailers as of October 30, 2026, with prices from £1,140 to £4,691, a £3,551 spread on the same certified stone. With Clarity lists it at £4,691. 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

2.15
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663968
Dimensions8.73 × 7.66 × 5.27 mm
L/W Ratio1.14
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
8.73 mm7.66 mm2.15 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663968
Side View
Table 60.0%Crown 35.7°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 60.4%

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: Oct 30
Current: £1,979 GBP|Low: £1,140 GBP|High: £5,478 GBP|Avg: £2,628 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
With Clarity
October 31, 2026
Retailer 3£1,140 GBP
Retailer 4£1,161 GBP
Retailer 7£1,627 GBP
Retailer 8£1,638 GBP
Retailer 1£1,979 GBP
Retailer 6£3,308 GBP
Retailer 5£3,336 GBP
Retailer 2£4,478 GBP
With Clarity£4,691 GBP

6 data points across 9 retailers

9 retailers£1,140 GBP to £4,691 GBP

A
Cheapest Retailer
-
£1,140 GBP
A
Retailer 2
-
£1,161 GBP
$1,555 USD
View
B+
Retailer 3
-
£1,627 GBP
$2,180 USD
View
B+
Retailer 4
-
£1,638 GBP
$2,195 USD
View
B+
Retailer 5
-
£1,979 GBP
$2,651 USD
View
B
Retailer 6
-
£3,308 GBP
$4,432 USD
View
B
Retailer 7
-
£3,336 GBP
View
B
Retailer 8
-
£4,478 GBP
$6,000 USD
View
Most Expensive
B
With Clarity
846663968 · Oct 31
£4,691 GBP
$6,286 USD
View
8 more retailers have this diamond
Prices start from £1,140 GBPSave up to £3,551 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
2.15ct Heart
£1,140 GBP