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Heart|Lab Grown|IGI

1.52ct E SI1 Heart Lab Grown Diamond

EX • E/SI1 • IGI LG660443674

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG660443674

Diamond specifications and retailer prices

From £204 GBP
$271 USD
As of October 29, 2026
Save £1,373 GBP (87%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,577 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG660443674 or 660443674. Listed at 9 retailers as of October 29, 2026, with prices from £204 to £1,577, a £1,373 spread on the same certified stone. Do Amore Diamonds lists it at £1,577. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.52
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660443674
Dimensions7.09 × 8.23 × 4.64 mm
L/W Ratio1.16
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.09 mm8.23 mm1.52 ctE / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG660443674
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 56.4%

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: £1,577 GBP|Low: £204 GBP|High: £1,577 GBP|Avg: £601 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 5£204 GBP
Retailer 8£271 GBP
Retailer 6£348 GBP
Retailer 7£394 GBP
Retailer 2£426 GBP
Retailer 4£657 GBP
Retailer 3£906 GBP
Do Amore Diamonds£1,577 GBP

41 data points across 8 retailers

9 retailers£204 GBP to £1,577 GBP

A
Cheapest Retailer
-
£204 GBP
$271 USD
A
Retailer 2
-
£271 GBP
$361 USD
View
B+
Retailer 3
-
£348 GBP
$464 USD
View
B+
Retailer 4
-
£394 GBP
$525 USD
View
B+
Retailer 5
-
£426 GBP
View
B
Retailer 6
-
£657 GBP
$875 USD
View
B
Retailer 7
-
£722 GBP
$962 USD
View
B
Retailer 8
-
£906 GBP
View
Most Expensive
B
Do Amore Diamonds
27-4E1E4B7CB · Oct 30
£1,577 GBP
$2,100 USD
View
8 more retailers have this diamond
Prices start from £204 GBPSave up to £1,373 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
£204 GBP