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Heart|Lab Grown|IGI

2.50ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG818659422

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818659422

Diamond specifications and retailer prices

From £1,142 GBP
$1,530 USD
As of October 31, 2026
Save £6,612 GBP (85%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £7,754 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 2.5ct lab-grown heart diamond

This 2.5ct 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 LG818659422 or 818659422. Listed at 7 retailers as of October 30, 2026, with prices from £1,142 to £7,754, a £6,612 spread on the same certified stone. Do Amore Diamonds lists it at £7,754. 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

2.50
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818659422
Dimensions9.57 × 8.48 × 5.33 mm
L/W Ratio1.13
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
9.57 mm8.48 mm2.50 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818659422
Side View
Table 64.0%Crown 35°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 55.7%

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 31
Current: £7,754 GBP|Low: £1,142 GBP|High: £8,874 GBP|Avg: £3,763 GBP|-12.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 2£1,142 GBP
Retailer 4£1,235 GBP
Retailer 7£1,608 GBP
Retailer 6£1,954 GBP
Retailer 10£2,151 GBP
Retailer 8£2,502 GBP
Retailer 5£3,599 GBP
Retailer 3£4,888 GBP
Retailer 9£6,372 GBP
Do Amore Diamonds£7,754 GBP

22 data points across 10 retailers

7 retailers£1,142 GBP to £7,754 GBP

A
Cheapest Retailer
-
£1,142 GBP
$1,530 USD
A
Retailer 2
-
£1,235 GBP
View
A
Retailer 3
-
£1,608 GBP
$2,155 USD
View
B+
Retailer 4
-
£1,954 GBP
$2,618 USD
View
B+
Retailer 5
-
£3,599 GBP
View
B
Retailer 6
-
£4,888 GBP
$6,550 USD
View
Most Expensive
B
Do Amore Diamonds
27-61C13C6D8 · Oct 30
£7,754 GBP
$10,390 USD
View
6 more retailers have this diamond
Prices start from £1,142 GBPSave up to £6,612 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
2.50ct Heart
£1,142 GBP