Heart|Lab Grown|IGI

1.50ct D IF Heart Lab Grown Diamond

VG • D/IF • IGI LG835685300

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG835685300

Diamond specifications and retailer prices

From $331 USD
As of October 30, 2026
Save $2,409 USD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,740 USD 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 LG835685300 or 835685300. Listed at 21 retailers as of October 30, 2026, with prices from $331 to $2,740, a $2,409 spread on the same certified stone. Brilliant Earth lists it at $2,740. 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
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835685300
Dimensions7.26 × 8.07 × 4.53 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
7.26 mm8.07 mm1.50 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835685300
Side View
Table 59.0%Crown 33.7°Girdle: MED-THKPavilion 39.6°Culet: NoneDepth 56.1%

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 30
Current: $2,740 USD|Low: $327 USD|High: $3,180 USD|Avg: $982 USD|-13.8%
Brilliant Earth
Retailer 2
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Retailer 21
October 31, 2026
Retailer 8$331 USD
Retailer 10$371 USD
Retailer 5$384 USD
Retailer 18$411 USD
Retailer 14$423 USD
Retailer 16$436 USD
Retailer 13$565 USD
Retailer 4$580 USD
Retailer 3$706 USD
Retailer 17$734 USD
Retailer 12$742 USD
Retailer 9$931 USD
Retailer 21$957 USD
Retailer 15$1,007 USD
Retailer 7$1,008 USD
Retailer 20$1,321 USD
Retailer 11$1,365 USD
Retailer 2$1,442 USD
Retailer 6$1,613 USD
Retailer 19$1,655 USD
Brilliant Earth$2,740 USD

24 data points across 21 retailers

21 retailers$331 USD to $2,740 USD

A
Cheapest Retailer
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$331 USD
A
Retailer 2
-
$371 USD
View
Final sale: no returns
A
Retailer 3
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$384 USD
View
A
Retailer 4
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$411 USD
View
A
Retailer 5
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$423 USD
View
A
Retailer 6
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$436 USD
£343 GBP
View
A
Retailer 7
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$565 USD
View
A
Retailer 8
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$580 USD
View
A
Retailer 9
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$706 USD
ZAR 11,405 ZAR
View
A
Retailer 10
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$734 USD
£578 GBP
View
A
Retailer 11
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$742 USD
View
A
Retailer 12
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$931 USD
View
A
Retailer 13
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$957 USD
A$1,473 AUD
View
A
Retailer 14
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$1,007 USD
View
A
Retailer 15
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$1,008 USD
View
B+
Retailer 16
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$1,321 USD
View
B+
Retailer 17
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$1,365 USD
View
B+
Retailer 18
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$1,442 USD
View
B+
Retailer 19
-
$1,613 USD
View
B+
Retailer 20
-
$1,655 USD
£1,303 GBP
View
Most Expensive
B
Brilliant Earth
21587930A · Oct 30
$2,740 USD
View
20 more retailers have this diamond
Prices start from $331 USDSave up to $2,409 USD

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
$331 USD