CaratHunter
Plans
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 $309 SGD
$241 USD
As of October 27, 2026
Save $1,908 SGD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,217 SGD at Brilliant Earth · As of October 28, 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 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 27, 2026, with prices from $309 to $2,217, a $1,908 spread on the same certified stone. Brilliant Earth lists it at $2,217. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $2,217 SGD|Low: $296 SGD|High: $2,217 SGD|Avg: $828 SGD
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
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 16$309 SGD
Retailer 3$345 SGD
Retailer 5$358 SGD
Retailer 8$382 SGD
Retailer 17$382 SGD
Retailer 12$492 SGD
Retailer 7$515 SGD
Retailer 6$613 SGD
Retailer 11$616 SGD
Retailer 9$705 SGD
Retailer 2$722 SGD
Retailer 14$748 SGD
Retailer 18$1,229 SGD
Retailer 15$1,233 SGD
Retailer 10$1,295 SGD
Retailer 13$1,533 SGD
Retailer 4$1,696 SGD
Brilliant Earth$2,217 SGD

38 data points across 18 retailers

18 retailers$309 SGD to $2,217 SGD

A
Cheapest Retailer
-
$309 SGD
$241 USD
A
Retailer 2
-
$345 SGD
$269 USD
View
Final sale: no returns
A
Retailer 3
-
$358 SGD
$279 USD
View
A
Retailer 4
-
$382 SGD
$298 USD
View
A
Retailer 5
-
$382 SGD
$298 USD
View
A
Retailer 6
-
$492 SGD
£302 GBP
View
B+
Retailer 7
-
$515 SGD
$402 USD
View
B+
Retailer 8
-
$613 SGD
$478 USD
View
B+
Retailer 9
-
$616 SGD
€458 EUR
View
B+
Retailer 10
-
$705 SGD
$550 USD
View
B+
Retailer 11
-
$722 SGD
£443 GBP
View
B+
Retailer 12
-
$748 SGD
A$898 AUD
View
B
Retailer 13
-
$1,229 SGD
$959 USD
View
B
Retailer 14
-
$1,233 SGD
$962 USD
View
B
Retailer 15
-
$1,295 SGD
$1,011 USD
View
B
Retailer 16
-
$1,533 SGD
£942 GBP
View
B
Retailer 17
-
$1,696 SGD
$1,323 USD
View
Most Expensive
B
Brilliant Earth
16031682A · Oct 28
$2,217 SGD
$1,730 USD
View
17 more retailers have this diamond
Prices start from $309 SGDSave up to $1,908 SGD

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
$309 SGD