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Heart|Lab Grown|IGI

1.53ct E FL Heart Lab Grown Diamond

VG • E/FL • IGI LG818660239

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818660239

Diamond specifications and retailer prices

From £412 GBP
$548 USD
As of October 27, 2026
Save £3,246 GBP (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,657 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.53ct lab-grown heart diamond

This 1.53ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG818660239 or 818660239. Listed at 10 retailers as of October 27, 2026, with prices from £412 to £3,657, a £3,246 spread on the same certified stone. Do Amore Diamonds lists it at £3,657. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.53
Carat
E
Colour
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818660239
Dimensions7.88 × 6.93 × 4.66 mm
L/W Ratio1.14
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
7.88 mm6.93 mm1.53 ctE / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818660239
Side View
Table 58.0%Crown 39°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 59.1%

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 27
Current: £3,657 GBP|Low: £412 GBP|High: £3,935 GBP|Avg: £1,483 GBP|-7.1%
Do Amore Diamonds
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
October 28, 2026
Retailer 7£412 GBP
Retailer 13£461 GBP
Retailer 6£536 GBP
Retailer 9£682 GBP
Retailer 8£789 GBP
Retailer 2£819 GBP
Retailer 5£918 GBP
Retailer 3£1,114 GBP
Retailer 10£1,223 GBP
Retailer 11£1,482 GBP
Retailer 12£2,450 GBP
Retailer 4£2,524 GBP
Retailer 14£2,884 GBP
Do Amore Diamonds£3,657 GBP

15 data points across 14 retailers

10 retailers£412 GBP to £3,657 GBP

A
Cheapest Retailer
-
£412 GBP
$548 USD
A
Retailer 2
-
£461 GBP
$614 USD
View
A
Retailer 3
-
£682 GBP
$908 USD
View
A
Retailer 4
-
£789 GBP
$1,051 USD
View
B+
Retailer 5
-
£819 GBP
$1,090 USD
View
B+
Retailer 6
-
£1,223 GBP
$1,628 USD
View
B+
Retailer 7
-
£1,482 GBP
$1,974 USD
View
B
Retailer 8
-
£2,450 GBP
View
B
Retailer 9
-
£2,884 GBP
$3,840 USD
View
Most Expensive
B
Do Amore Diamonds
27-9F993F3F4 · Oct 29
£3,657 GBP
$4,870 USD
View
9 more retailers have this diamond
Prices start from £412 GBPSave up to £3,246 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
1.53ct Heart
£412 GBP