CaratHunter
Plans
Heart|Lab Grown|IGI

2.18ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG749573327

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG749573327

Diamond specifications and retailer prices

From £696 GBP
$933 USD
As of October 30, 2026
Save £3,289 GBP (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £3,985 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.18ct lab-grown heart diamond

This 2.18ct 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 LG749573327 or 749573327. Listed at 22 retailers as of October 30, 2026, with prices from £696 to £3,985, a £3,289 spread on the same certified stone. Brilliant Earth lists it at £3,985. 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

2.18
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749573327
Dimensions8.11 × 8.87 × 5.04 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
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
8.11 mm8.87 mm2.18 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749573327
Side View
Table 59.0%Crown 36.6°Girdle: MED-THKPavilion 36.3°Culet: NoneDepth 56.8%

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: £3,985 GBP|Low: £696 GBP|High: £5,545 GBP|Avg: £2,029 GBP|-28.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 30, 2026
Retailer 7£696 GBP
Retailer 3£758 GBP
Retailer 19£779 GBP
Retailer 17£808 GBP
Retailer 16£940 GBP
Retailer 12£975 GBP
Retailer 6£984 GBP
Retailer 2£1,242 GBP
Retailer 13£1,295 GBP
Retailer 9£1,295 GBP
Retailer 20£1,541 GBP
Retailer 10£1,798 GBP
Retailer 14£2,085 GBP
Retailer 18£2,273 GBP
Retailer 8£2,491 GBP
Retailer 11£2,713 GBP
Retailer 15£2,755 GBP
Retailer 4£2,811 GBP
Retailer 5£2,908 GBP
Brilliant Earth£3,985 GBP

23 data points across 20 retailers

22 retailers£696 GBP to £3,985 GBP

A
Cheapest Retailer
-
£696 GBP
$933 USD
A
Retailer 2
-
£758 GBP
$1,016 USD
View
A
Retailer 3
-
£779 GBP
$1,044 USD
View
Final sale: no returns
A
Retailer 4
-
£808 GBP
$1,083 USD
View
A
Retailer 5
-
£940 GBP
$1,260 USD
View
Retailer 6
-
£975 GBP
$1,307 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
£984 GBP
$1,319 USD
View
A
Retailer 8
-
£1,242 GBP
View
A
Retailer 9
-
£1,295 GBP
€1,652 EUR
View
A
Retailer 10
-
£1,295 GBP
$1,735 USD
View
B+
Retailer 11
-
£1,541 GBP
$2,065 USD
View
B+
Retailer 12
-
£1,798 GBP
$2,409 USD
View
Retailer 13
-
£1,805 GBP
$2,418 USD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
£2,085 GBP
ZAR 45,133 ZAR
View
B+
Retailer 15
-
£2,273 GBP
$3,045 USD
View
B+
Retailer 16
-
£2,399 GBP
$3,214 USD
View
B+
Retailer 17
-
£2,491 GBP
$3,337 USD
View
B+
Retailer 18
-
£2,713 GBP
SGD 4,912 SGD
View
B+
Retailer 19
-
£2,755 GBP
View
B+
Retailer 20
-
£2,811 GBP
$3,767 USD
View
B+
Retailer 21
-
£2,908 GBP
$3,896 USD
View
Most Expensive
B
Brilliant Earth
21417512A · Oct 30
£3,985 GBP
$5,340 USD
View
21 more retailers have this diamond
Prices start from £696 GBPSave up to £3,289 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
2.18ct Heart
£696 GBP