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Round|Lab Grown|IGI

1.52ct D FL Round Lab Grown Diamond

EX • D/FL • IGI LG778668744

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778668744

Diamond specifications and retailer prices

From £633 GBP
$848 USD
As of October 26, 2026
Save £3,009 GBP (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £3,642 GBP at Brilliant Earth · As of October 26, 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 LG778668744 or 778668744. Listed at 22 retailers as of October 26, 2026, with prices from £633 to £3,642, a £3,009 spread on the same certified stone. Brilliant Earth lists it at £3,642. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778668744
Dimensions7.37 × 7.40 × 4.56 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
7.37 mm7.40 mm1.52 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778668744
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 61.8%

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 26
Current: £3,642 GBP|Low: £365 GBP|High: £3,642 GBP|Avg: £1,003 GBP
Brilliant Earth
Retailer 2
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Retailer 20
October 27, 2026
Retailer 3£381 GBP
Retailer 6£426 GBP
Retailer 5£472 GBP
Retailer 8£472 GBP
Retailer 19£545 GBP
Retailer 16£604 GBP
Retailer 20£633 GBP
Retailer 10£637 GBP
Retailer 17£688 GBP
Retailer 13£756 GBP
Retailer 11£775 GBP
Retailer 2£789 GBP
Retailer 15£804 GBP
Retailer 18£1,100 GBP
Retailer 9£1,241 GBP
Retailer 4£1,376 GBP
Retailer 12£1,629 GBP
Retailer 7£1,750 GBP
Retailer 14£1,972 GBP
Brilliant Earth£3,642 GBP

35 data points across 20 retailers

22 retailers£633 GBP to £3,642 GBP

Retailer 1
-
£381 GBP
$510 USD
Price last confirmed 9 days ago
Retailer 2
-
£426 GBP
$571 USD
View
Price last confirmed 8 days ago
Retailer 3
-
£472 GBP
$632 USD
View
Price last confirmed 8 days ago
Retailer 4
-
£472 GBP
$632 USD
View
Price last confirmed 15 days ago
Retailer 5
-
£545 GBP
$730 USD
View
Price last confirmed 5 days ago
Retailer 6
-
£604 GBP
View
Price last confirmed 10 days ago
A
Retailer 7
-
£633 GBP
$848 USD
View
A
Retailer 8
-
£637 GBP
$854 USD
View
A
Retailer 9
-
£688 GBP
A$1,418 AUD
View
A
Retailer 10
-
£756 GBP
View
B+
Retailer 11
-
£775 GBP
$1,038 USD
View
B+
Retailer 12
-
£789 GBP
€1,007 EUR
View
Retailer 13
-
£804 GBP
ZAR 17,397 ZAR
View
Price last confirmed 8 days ago
B+
Retailer 14
-
£1,100 GBP
$1,474 USD
View
Retailer 15
-
£1,122 GBP
$1,503 USD
View
Price last confirmed 46 days ago
Retailer 16
-
£1,241 GBP
$1,663 USD
View
Price last confirmed 7 days ago
B
Retailer 17
-
£1,376 GBP
View
B
Retailer 18
-
£1,535 GBP
$2,057 USD
View
B
Retailer 19
-
£1,629 GBP
$2,182 USD
View
B
Retailer 20
-
£1,750 GBP
$2,345 USD
View
B
Retailer 21
-
£1,972 GBP
View
Most Expensive
B
Brilliant Earth
19353252A · Oct 26
£3,642 GBP
$4,880 USD
View
21 more retailers have this diamond
Prices start from £633 GBPSave up to £3,009 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
£633 GBP