CaratHunter
Plans
Heart|Lab Grown|IGI

1.53ct E SI2 Heart Lab Grown Diamond

ID • E/SI2 • IGI LG522241986

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG522241986

Diamond specifications and retailer prices

From $1,532 NZD
As of November 6, 2026
Save $3,108 NZD (67%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,639 NZD at MOH London · As of November 3, 2026
View at MOH London

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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG522241986 or 522241986. Listed at 7 retailers as of November 3, 2026, with prices from $1,532 to $4,639, a $3,108 spread on the same certified stone. MOH London lists it at $4,639. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.53
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.9°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522241986
Dimensions7.86 × 7.38 × 4.53 mm
L/W Ratio1.07
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
7.86 mm7.38 mm1.53 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG522241986
Side View
Table 54.5%Crown 38.9°Girdle: THN-STKPavilion 39.8°Culet: NoneDepth 57.6%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,639 NZD|Low: $1,111 NZD|High: $4,694 NZD|Avg: $2,211 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6$1,111 NZD
Retailer 7$1,532 NZD
Retailer 2$1,685 NZD
Retailer 3$1,726 NZD
Retailer 4$1,829 NZD
Retailer 5$2,616 NZD
Retailer 8$2,886 NZD
MOH London$4,639 NZD

43 data points across 8 retailers

7 retailers$1,532 NZD to $4,639 NZD

Retailer 1
-
$1,111 NZD
Price last confirmed 21 days ago
B
Retailer 2
-
$1,532 NZD
View
B
Retailer 3
-
$1,685 NZD
View
B
Retailer 4
-
$1,726 NZD
View
B
Retailer 5
-
$1,829 NZD
View
B
Retailer 6
-
$2,616 NZD
View
Most Expensive
B
MOH London
LG522241986 · Nov 3
$4,639 NZD
£2,025 GBP
View
6 more retailers have this diamond
Prices start from $1,532 NZDSave up to $3,108 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.

B
1.53ct Heart
$1,532 NZD