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Round|Lab Grown|IGI

1.52ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG840634324

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840634324

Diamond specifications and retailer prices

From £304 GBP
$407 USD
As of October 29, 2026
Save £1,753 GBP (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £2,057 GBP at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

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 LG840634324 or 840634324. Listed at 22 retailers as of October 29, 2026, with prices from £304 to £2,057, a £1,753 spread on the same certified stone. Helzberg Diamonds lists it at £2,057. 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 angle32.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634324
Dimensions7.41 × 7.44 × 4.48 mm
L/W Ratio1.00
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
7.41 mm7.44 mm1.52 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634324
Side View
Table 58.0%Crown 32.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.4%

Caratlytics Score

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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 29
Current: £2,057 GBP|Low: £304 GBP|High: £2,396 GBP|Avg: £955 GBP
Helzberg Diamonds
Retailer 2
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Retailer 22
November 1, 2026
Retailer 9£304 GBP
Retailer 6£340 GBP
Retailer 22£340 GBP
Retailer 3£376 GBP
Retailer 12£376 GBP
Retailer 2£482 GBP
Retailer 10£558 GBP
Retailer 17£582 GBP
Retailer 7£595 GBP
Retailer 13£617 GBP
Retailer 19£618 GBP
Retailer 20£647 GBP
Retailer 8£749 GBP
Retailer 21£908 GBP
Retailer 14£1,210 GBP
Retailer 4£1,228 GBP
Retailer 11£1,236 GBP
Retailer 16£1,301 GBP
Retailer 15£1,429 GBP
Retailer 5£1,671 GBP
Retailer 18£1,851 GBP
Helzberg Diamonds£2,057 GBP

17 data points across 22 retailers

22 retailers£304 GBP to £2,057 GBP

A
Cheapest Retailer
-
£304 GBP
$407 USD
A
Retailer 2
-
£340 GBP
$455 USD
View
A
Retailer 3
-
£340 GBP
$455 USD
View
Final sale: no returns
A
Retailer 4
-
£376 GBP
$504 USD
View
A
Retailer 5
-
£376 GBP
$504 USD
View
A
Retailer 6
-
£482 GBP
View
A
Retailer 7
-
£558 GBP
$747 USD
View
A
Retailer 8
-
£582 GBP
$780 USD
View
A
Retailer 9
-
£595 GBP
$797 USD
View
A
Retailer 10
-
£617 GBP
View
A
Retailer 11
-
£618 GBP
€788 EUR
View
A
Retailer 12
-
£647 GBP
ZAR 13,997 ZAR
View
A
Retailer 13
-
£749 GBP
$1,003 USD
View
B+
Retailer 14
-
£908 GBP
$1,216 USD
View
B+
Retailer 15
-
£1,210 GBP
$1,621 USD
View
B+
Retailer 16
-
£1,228 GBP
SGD 2,224 SGD
View
B+
Retailer 17
-
£1,236 GBP
$1,656 USD
View
B+
Retailer 18
-
£1,301 GBP
$1,743 USD
View
Retailer 19
-
£1,429 GBP
View
Price last confirmed 14 days ago
B+
Retailer 20
-
£1,671 GBP
$2,239 USD
View
B
Retailer 21
-
£1,851 GBP
$2,480 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJKJIK · Nov 1
£2,057 GBP
$2,756 USD
View
21 more retailers have this diamond
Prices start from £304 GBPSave up to £1,753 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
£304 GBP