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Heart|Lab Grown|IGI

1.52ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG591352075

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG591352075

Diamond specifications and retailer prices

From £840 GBP
$1,118 USD
As of October 27, 2026
Save £2,567 GBP (75%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £4,796 GBP at With Clarity · As of October 28, 2026
View at With Clarity

About this 1.52ct lab-grown heart diamond

This 1.52ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG591352075 or 591352075. Listed at 21 retailers as of October 27, 2026, with a 306% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.52
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591352075
Dimensions7.17 × 7.77 × 4.66 mm
L/W Ratio1.08
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
7.17 mm7.77 mm1.52 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591352075
Side View
Table 63.0%Crown 36°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 60.0%

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 27
Current: £1,412 GBP|Low: £840 GBP|High: £3,407 GBP|Avg: £1,623 GBP|-5.5%
Retailer 1
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
Retailer 17
Retailer 18
October 29, 2026
Retailer 6£840 GBP
Retailer 3£914 GBP
Retailer 13£940 GBP
Retailer 11£974 GBP
Retailer 5£981 GBP
Retailer 17£1,078 GBP
Retailer 4£1,104 GBP
Retailer 16£1,120 GBP
Retailer 8£1,393 GBP
Retailer 1£1,412 GBP
Retailer 12£1,760 GBP
Retailer 14£1,791 GBP
Retailer 2£1,826 GBP
Retailer 10£1,841 GBP
Retailer 9£2,478 GBP
Retailer 18£2,691 GBP
Retailer 15£3,146 GBP
Retailer 7£3,407 GBP

26 data points across 18 retailers

21 retailers£840 GBP to £3,407 GBP

A
Cheapest Retailer
-
£840 GBP
$1,118 USD
B+
Retailer 2
-
£914 GBP
$1,217 USD
View
B+
Retailer 3
-
£940 GBP
$1,252 USD
View
Final sale: no returns
B+
Retailer 4
-
£974 GBP
$1,297 USD
View
B+
Retailer 5
-
£981 GBP
$1,306 USD
View
Retailer 6
-
£993 GBP
$1,323 USD
View
Price last confirmed 12 days ago
B+
Retailer 7
-
£1,078 GBP
View
B+
Retailer 8
-
£1,104 GBP
$1,470 USD
View
B+
Retailer 9
-
£1,120 GBP
$1,491 USD
View
B+
Retailer 10
-
£1,393 GBP
$1,855 USD
View
B+
Retailer 11
-
£1,412 GBP
View
B
Retailer 12
-
£1,760 GBP
€2,232 EUR
View
B+
Retailer 13
-
£1,791 GBP
ZAR 38,520 ZAR
View
B
Retailer 14
-
£1,826 GBP
$2,431 USD
View
B
Retailer 15
-
£1,841 GBP
$2,451 USD
View
Retailer 16
-
£2,478 GBP
A$5,077 AUD
View
Price last confirmed 7 days ago
B
Retailer 17
-
£2,691 GBP
$3,583 USD
View
B
Retailer 18
-
£2,820 GBP
$3,756 USD
View
B
Retailer 19
-
£3,146 GBP
View
B
Retailer 20
-
£3,407 GBP
$4,537 USD
View
Most Expensive
With Clarity
591352075 · Oct 28
£4,796 GBP
$6,387 USD
View
Price under review
20 more retailers have this diamond
Prices start from £840 GBPSave up to £2,567 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 Heart
£840 GBP