CaratHunter
Plans
Round|Lab Grown|IGI

1.50ct D SI2 Round Lab Grown Diamond

ID • D/SI2 • IGI LG843652623

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843652623

Diamond specifications and retailer prices

From $320 SGD
$250 USD
As of October 25, 2026
Save $1,393 SGD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,713 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG843652623 or 843652623. Listed at 10 retailers as of October 25, 2026, with prices from $320 to $1,713, a $1,393 spread on the same certified stone. Brilliant Earth lists it at $1,713. 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

1.50
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843652623
Dimensions7.39 × 7.34 × 4.50 mm
L/W Ratio1.01
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
7.39 mm7.34 mm1.50 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843652623
Side View
Table 56.0%Crown 32.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.2%

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 25
Current: $1,713 SGD|Low: $320 SGD|High: $1,713 SGD|Avg: $704 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 10$320 SGD
Retailer 5$352 SGD
Retailer 7$521 SGD
Retailer 8$533 SGD
Retailer 6$573 SGD
Retailer 2$614 SGD
Retailer 4$720 SGD
Retailer 3$1,074 SGD
Retailer 9$1,507 SGD
Brilliant Earth$1,713 SGD

14 data points across 10 retailers

10 retailers$320 SGD to $1,713 SGD

A
Cheapest Retailer
-
$320 SGD
$250 USD
A
Retailer 2
-
$352 SGD
$275 USD
View
Final sale: no returns
A
Retailer 3
-
$521 SGD
£321 GBP
View
A
Retailer 4
-
$533 SGD
€397 EUR
View
B+
Retailer 5
-
$573 SGD
$448 USD
View
B+
Retailer 6
-
$614 SGD
£378 GBP
View
B+
Retailer 7
-
$720 SGD
$563 USD
View
B
Retailer 8
-
$1,074 SGD
$840 USD
View
B
Retailer 9
-
$1,507 SGD
£928 GBP
View
Most Expensive
B
Brilliant Earth
22327261A · Oct 29
$1,713 SGD
$1,340 USD
View
9 more retailers have this diamond
Prices start from $320 SGDSave up to $1,393 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
1.50ct Round
$320 SGD