Heart|Lab Grown|IGI

1.50ct D IF Heart Lab Grown Diamond

VG • D/IF • IGI LG825658059

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG825658059

Diamond specifications and retailer prices

From £277 GBP
$371 USD
As of October 30, 2026
Save £1,768 GBP (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £2,045 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.5ct lab-grown heart diamond

This 1.5ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG825658059 or 825658059. Listed at 21 retailers as of October 30, 2026, with prices from £277 to £2,045, a £1,768 spread on the same certified stone. Brilliant Earth lists it at £2,045. 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

1.50
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825658059
Dimensions7.10 × 7.89 × 4.56 mm
L/W Ratio1.11
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
7.10 mm7.89 mm1.50 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825658059
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 57.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £2,045 GBP|Low: £244 GBP|High: £2,373 GBP|Avg: £732 GBP|-13.8%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
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Retailer 11
Retailer 12
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Retailer 17
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Retailer 19
October 31, 2026
Retailer 9£254 GBP
Retailer 6£277 GBP
Retailer 11£312 GBP
Retailer 10£316 GBP
Retailer 14£325 GBP
Retailer 12£422 GBP
Retailer 19£433 GBP
Retailer 18£527 GBP
Retailer 15£548 GBP
Retailer 8£554 GBP
Retailer 5£695 GBP
Retailer 17£715 GBP
Retailer 13£752 GBP
Retailer 4£752 GBP
Retailer 7£1,018 GBP
Retailer 2£1,076 GBP
Retailer 3£1,204 GBP
Retailer 16£1,235 GBP
Brilliant Earth£2,045 GBP

26 data points across 19 retailers

21 retailers£277 GBP to £2,045 GBP

Retailer 1
-
£254 GBP
$341 USD
Price last confirmed 23 days ago
A
Retailer 2
-
£277 GBP
$371 USD
View
Final sale: no returns
Retailer 3
-
£312 GBP
$418 USD
View
Price last confirmed 32 days ago
Retailer 4
-
£316 GBP
$423 USD
View
Price last confirmed 28 days ago
Retailer 5
-
£316 GBP
$423 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
£325 GBP
View
A
Retailer 7
-
£422 GBP
$565 USD
View
A
Retailer 8
-
£433 GBP
$580 USD
View
A
Retailer 9
-
£527 GBP
ZAR 11,405 ZAR
View
A
Retailer 10
-
£548 GBP
View
A
Retailer 11
-
£554 GBP
$742 USD
View
A
Retailer 12
-
£695 GBP
$931 USD
View
A
Retailer 13
-
£715 GBP
A$1,473 AUD
View
A
Retailer 14
-
£752 GBP
$1,007 USD
View
A
Retailer 15
-
£752 GBP
$1,008 USD
View
Retailer 16
-
£1,014 GBP
$1,359 USD
View
Price last confirmed 26 days ago
B+
Retailer 17
-
£1,018 GBP
$1,365 USD
View
B+
Retailer 18
-
£1,076 GBP
$1,442 USD
View
B+
Retailer 19
-
£1,204 GBP
$1,613 USD
View
B+
Retailer 20
-
£1,235 GBP
View
Most Expensive
B
Brilliant Earth
21583949A · Oct 30
£2,045 GBP
$2,740 USD
View
20 more retailers have this diamond
Prices start from £277 GBPSave up to £1,768 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
1.50ct Heart
£277 GBP