CaratHunter
Plans
Heart|Lab Grown|IGI

1.48ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG794622750

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG794622750

Diamond specifications and retailer prices

From £441 GBP
As of November 5, 2026
Save £1,833 GBP (81%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £2,274 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.48ct lab-grown heart diamond

This 1.48ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG794622750 or 794622750. Listed at 4 retailers as of November 4, 2026, with prices from £441 to £2,274, a £1,833 spread on the same certified stone. Brilliant Earth lists it at £2,274. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.48
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794622750
Dimensions8.04 × 6.86 × 4.44 mm
L/W Ratio1.17
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
8.04 mm6.86 mm1.48 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794622750
Side View
Table 59.0%Crown 38.9°Girdle: ThickPavilion 36.1°Culet: NoneDepth 55.2%

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: Nov 5
Current: £2,274 GBP|Low: £441 GBP|High: £4,805 GBP|Avg: £2,104 GBP|-31.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 2£441 GBP
Retailer 5£527 GBP
Retailer 4£877 GBP
Retailer 3£884 GBP
Retailer 8£1,810 GBP
Retailer 11£1,837 GBP
Retailer 9£2,016 GBP
Retailer 7£2,044 GBP
Brilliant Earth£2,274 GBP
Retailer 6£3,496 GBP
Retailer 10£4,805 GBP

12 data points across 11 retailers

4 retailers£441 GBP to £2,274 GBP

A
Cheapest Retailer
-
£441 GBP
A
Retailer 2
-
£527 GBP
View
B+
Retailer 3
-
£877 GBP
View
Most Expensive
B
Brilliant Earth
21398718Y · Nov 4
£2,274 GBP
$3,070 USD
View
3 more retailers have this diamond
Prices start from £441 GBPSave up to £1,833 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
1.48ct Heart
£441 GBP