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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 $214 USD
As of October 29, 2026
Save $849 USD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,063 USD 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 $214 to $1,063, a $849 spread on the same certified stone. MOH London lists it at $1,063. 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
Color
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

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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 29
Current: $1,063 USD|Low: $205 USD|High: $1,231 USD|Avg: $554 USD|-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$214 USD
Retailer 3$248 USD
Retailer 8$265 USD
Retailer 12$265 USD
Retailer 9$455 USD
Retailer 2$491 USD
Retailer 10$492 USD
Retailer 4$594 USD
Retailer 11$852 USD
Retailer 6$855 USD
Retailer 5$940 USD
MOH London$1,063 USD

43 data points across 12 retailers

12 retailers$214 USD to $1,063 USD

A
Cheapest Retailer
-
$214 USD
A
Retailer 2
-
$248 USD
View
A
Retailer 3
-
$265 USD
View
A
Retailer 4
-
$265 USD
View
A
Retailer 5
-
$455 USD
View
A
Retailer 6
-
$491 USD
£386 GBP
View
A
Retailer 7
-
$492 USD
View
B+
Retailer 8
-
$594 USD
View
B
Retailer 9
-
$852 USD
View
B
Retailer 10
-
$855 USD
View
Retailer 11
-
$940 USD
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
LG559282836 · Oct 26
$1,063 USD
£837 GBP
View
11 more retailers have this diamond
Prices start from $214 USDSave up to $849 USD

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
$214 USD