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Heart|Lab Grown|IGI

1.53ct E SI1 Heart Lab Grown Diamond

VG • E/SI1 • IGI LG528236792

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG528236792

Diamond specifications and retailer prices

From $428 NZD
$241 USD
As of October 30, 2026
Save $1,920 NZD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,347 NZD at Reve Diamonds · As of October 30, 2026
View at Reve 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 SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG528236792 or 528236792. Listed at 18 retailers as of October 30, 2026, with prices from $428 to $2,347, a $1,920 spread on the same certified stone. Reve Diamonds lists it at $2,347. 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
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG528236792
Dimensions7.83 × 7.12 × 4.63 mm
L/W Ratio1.10
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
7.83 mm7.12 mm1.53 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG528236792
Side View
Table 52.5%Crown 34.6°Girdle: MED-THKPavilion 39.2°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 30
Current: $1,036 NZD|Low: $410 NZD|High: $3,070 NZD|Avg: $1,145 NZD
Retailer 1
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
Retailer 16
Retailer 17
Reve Diamonds
October 31, 2026
Retailer 16$428 NZD
Retailer 3$477 NZD
Retailer 4$495 NZD
Retailer 7$529 NZD
Retailer 17$529 NZD
Retailer 11$679 NZD
Retailer 6$713 NZD
Retailer 5$848 NZD
Retailer 13$853 NZD
Retailer 8$976 NZD
Retailer 12$1,002 NZD
Retailer 1$1,036 NZD
Retailer 2$1,702 NZD
Retailer 15$1,707 NZD
Retailer 9$1,793 NZD
Retailer 10$1,934 NZD
Retailer 14$2,123 NZD
Reve Diamonds$2,347 NZD

40 data points across 18 retailers

18 retailers$428 NZD to $2,347 NZD

A
Cheapest Retailer
-
$428 NZD
$241 USD
A
Retailer 2
-
$477 NZD
$269 USD
View
Final sale: no returns
A
Retailer 3
-
$495 NZD
$279 USD
View
A
Retailer 4
-
$529 NZD
$298 USD
View
A
Retailer 5
-
$529 NZD
$298 USD
View
A
Retailer 6
-
$679 NZD
£302 GBP
View
B+
Retailer 7
-
$713 NZD
$402 USD
View
B+
Retailer 8
-
$848 NZD
$478 USD
View
B+
Retailer 9
-
$853 NZD
€458 EUR
View
B+
Retailer 10
-
$976 NZD
$550 USD
View
B+
Retailer 11
-
$1,002 NZD
£445 GBP
View
B
Retailer 12
-
$1,036 NZD
A$898 AUD
View
B
Retailer 13
-
$1,702 NZD
$959 USD
View
B
Retailer 14
-
$1,707 NZD
$962 USD
View
B
Retailer 15
-
$1,793 NZD
$1,011 USD
View
B
Retailer 16
-
$1,934 NZD
$1,090 USD
View
B
Retailer 17
-
$2,123 NZD
£942 GBP
View
Most Expensive
B
Reve Diamonds
B2BFE6A11 · Oct 30
$2,347 NZD
$1,323 USD
View
17 more retailers have this diamond
Prices start from $428 NZDSave up to $1,920 NZD

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
$428 NZD