CaratHunter
Plans
Oval|Lab Grown|IGI

1.50ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG559282836

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG559282836

Diamond specifications and retailer prices

From $274 SGD
$214 USD
As of October 29, 2026
Save $1,085 SGD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,359 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG559282836 or 559282836. Listed at 12 retailers as of October 26, 2026, with prices from $274 to $1,359, a $1,085 spread on the same certified stone. MOH London lists it at $1,359. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG559282836
Dimensions9.71 × 6.66 × 3.91 mm
L/W Ratio1.46
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
9.71 mm6.66 mm1.50 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG559282836
Side View
Table 64.0%Crown 30.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 58.7%

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 29
Current: $1,359 SGD|Low: $262 SGD|High: $1,574 SGD|Avg: $709 SGD|-1.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 7$274 SGD
Retailer 3$317 SGD
Retailer 8$339 SGD
Retailer 12$339 SGD
Retailer 9$582 SGD
Retailer 2$627 SGD
Retailer 10$629 SGD
Retailer 4$759 SGD
Retailer 11$1,089 SGD
Retailer 6$1,093 SGD
Retailer 5$1,202 SGD
MOH London$1,359 SGD

42 data points across 12 retailers

12 retailers$274 SGD to $1,359 SGD

A
Cheapest Retailer
-
$274 SGD
$214 USD
A
Retailer 2
-
$317 SGD
$248 USD
View
A
Retailer 3
-
$339 SGD
$265 USD
View
A
Retailer 4
-
$339 SGD
$265 USD
View
A
Retailer 5
-
$582 SGD
$455 USD
View
A
Retailer 6
-
$627 SGD
£386 GBP
View
A
Retailer 7
-
$629 SGD
$492 USD
View
B+
Retailer 8
-
$759 SGD
$594 USD
View
B
Retailer 9
-
$1,089 SGD
$852 USD
View
B
Retailer 10
-
$1,093 SGD
$855 USD
View
Retailer 11
-
$1,202 SGD
$940 USD
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
LG559282836 · Oct 26
$1,359 SGD
£837 GBP
View
11 more retailers have this diamond
Prices start from $274 SGDSave up to $1,085 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 Oval
$274 SGD