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Round|Lab Grown|IGI

1.52ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG787656921

Shape and cutting style on the report: Round brilliant

Certificate IGI LG787656921

Diamond specifications and retailer prices

From £552 GBP
$739 USD
As of October 30, 2026
Save £2,255 GBP (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £2,806 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.52ct lab-grown round diamond

This 1.52ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG787656921 or 787656921. Listed at 23 retailers as of October 30, 2026, with prices from £552 to £2,806, a £2,255 spread on the same certified stone. Brilliant Earth lists it at £2,806. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.52
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787656921
Dimensions7.39 × 7.42 × 4.50 mm
L/W Ratio1.00
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
7.39 mm7.42 mm1.52 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787656921
Side View
Table 58.0%Crown 33.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.8%

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: £2,806 GBP|Low: £474 GBP|High: £3,650 GBP|Avg: £1,335 GBP|-23.1%
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
October 31, 2026
Retailer 16£493 GBP
Retailer 8£552 GBP
Retailer 5£572 GBP
Retailer 14£572 GBP
Retailer 7£754 GBP
Retailer 10£813 GBP
Retailer 3£817 GBP
Retailer 13£887 GBP
Retailer 9£912 GBP
Retailer 12£1,042 GBP
Retailer 15£1,329 GBP
Retailer 4£1,844 GBP
Retailer 6£1,923 GBP
Retailer 11£2,415 GBP
Retailer 2£2,695 GBP
Brilliant Earth£2,806 GBP

43 data points across 16 retailers

23 retailers£552 GBP to £2,806 GBP

Retailer 1
-
£493 GBP
$661 USD
Price last confirmed 21 days ago
Retailer 2
-
£537 GBP
$719 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
£552 GBP
$739 USD
View
Final sale: no returns
Retailer 4
-
£572 GBP
$767 USD
View
Price last confirmed 29 days ago
Retailer 5
-
£572 GBP
$767 USD
View
Price last confirmed 19 days ago
Retailer 6
-
£572 GBP
$767 USD
View
Price last confirmed 15 days ago
B+
Retailer 7
-
£754 GBP
$1,010 USD
View
B+
Retailer 8
-
£813 GBP
$1,089 USD
View
B+
Retailer 9
-
£813 GBP
$1,090 USD
View
B+
Retailer 10
-
£817 GBP
$1,095 USD
View
B+
Retailer 11
-
£887 GBP
A$1,828 AUD
View
B+
Retailer 12
-
£912 GBP
View
Retailer 13
-
£1,042 GBP
ZAR 22,564 ZAR
View
Price last confirmed 8 days ago
B
Retailer 14
-
£1,329 GBP
$1,781 USD
View
Retailer 15
-
£1,610 GBP
$2,157 USD
View
Price last confirmed 24 days ago
B
Retailer 16
-
£1,844 GBP
$2,471 USD
View
B
Retailer 17
-
£1,923 GBP
SGD 3,481 SGD
View
B
Retailer 18
-
£1,952 GBP
$2,616 USD
View
B
Retailer 19
-
£1,975 GBP
$2,646 USD
View
B
Retailer 20
-
£1,989 GBP
$2,665 USD
View
B
Retailer 21
-
£2,415 GBP
View
B
Retailer 22
-
£2,695 GBP
€3,439 EUR
View
Most Expensive
B
Brilliant Earth
19705289A · Oct 30
£2,806 GBP
$3,760 USD
View
22 more retailers have this diamond
Prices start from £552 GBPSave up to £2,255 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
1.52ct Round
£552 GBP