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Heart|Lab Grown|IGI

1.53ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG630464484

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG630464484

Diamond specifications and retailer prices

From $468 USD
As of October 30, 2026
Save $1,701 USD (78%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,310 USD at Brilliant Earth · As of October 8, 2026
View at Brilliant Earth

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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG630464484 or 630464484. Listed at 18 retailers as of October 30, 2026, with a 363% 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

1.53
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630464484
Dimensions6.85 × 8.14 × 4.78 mm
L/W Ratio1.19
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
6.85 mm8.14 mm1.53 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630464484
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 42.2°Culet: NoneDepth 58.7%

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 30
Current: $3,310 USD|Low: $449 USD|High: $3,410 USD|Avg: $1,277 USD|-2.9%
Brilliant Earth
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
November 1, 2026
Retailer 14$468 USD
Retailer 5$524 USD
Retailer 6$524 USD
Retailer 15$580 USD
Retailer 11$720 USD
Retailer 13$778 USD
Retailer 8$961 USD
Retailer 10$997 USD
Retailer 7$1,091 USD
Retailer 12$1,304 USD
Retailer 9$1,350 USD
Retailer 4$1,864 USD
Retailer 2$2,130 USD
Retailer 3$2,169 USD
Brilliant Earth$3,310 USD

45 data points across 15 retailers

18 retailers$468 USD to $2,169 USD

A
Cheapest Retailer
-
$468 USD
A
Retailer 2
-
$524 USD
View
Final sale: no returns
A
Retailer 3
-
$524 USD
View
A
Retailer 4
-
$580 USD
View
Retailer 5
-
$580 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
$720 USD
View
A
Retailer 7
-
$778 USD
View
A
Retailer 8
-
$961 USD
£757 GBP
View
A
Retailer 9
-
$997 USD
ZAR 16,099 ZAR
View
A
Retailer 10
-
$1,091 USD
View
B+
Retailer 11
-
$1,304 USD
View
B+
Retailer 12
-
$1,350 USD
A$2,077 AUD
View
B+
Retailer 13
-
$1,864 USD
View
B+
Retailer 14
-
$1,894 USD
View
B
Retailer 15
-
$2,048 USD
View
B+
Retailer 16
-
$2,130 USD
£1,677 GBP
View
B
Retailer 17
-
$2,169 USD
View
Most Expensive
Brilliant Earth
21385625A · Oct 8
$3,310 USD
View
Price last confirmed 24 days ago
17 more retailers have this diamond
Prices start from $468 USDSave up to $1,701 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
1.53ct Heart
$468 USD