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Oval|Lab Grown|IGI

1.50ct K SI1 Oval Lab Grown Diamond

ID • K/SI1 • IGI LG447099004

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447099004

Diamond specifications and retailer prices

From $911 USD
As of November 5, 2026
Save $2,673 USD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,584 USD at MOH London · As of November 3, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447099004 or 447099004. Listed at 9 retailers as of November 3, 2026, with prices from $911 to $3,584, a $2,673 spread on the same certified stone. MOH London lists it at $3,584. 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
K
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447099004
Dimensions8.69 × 6.54 × 4.13 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.69 mm6.54 mm1.50 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447099004
Side View
Table 58.5%Crown 36.1°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
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: Nov 5
Current: $3,584 USD|Low: $875 USD|High: $3,632 USD|Avg: $1,943 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 4$911 USD
Retailer 8$991 USD
Retailer 5$1,057 USD
Retailer 2$1,230 USD
Retailer 9$1,564 USD
Retailer 6$1,695 USD
Retailer 3$2,351 USD
Retailer 7$2,971 USD
Retailer 10$3,026 USD
MOH London$3,584 USD

17 data points across 10 retailers

9 retailers$911 USD to $3,584 USD

A
Cheapest Retailer
-
$911 USD
A
Retailer 2
-
$991 USD
View
Retailer 3
-
$1,057 USD
View
Price last confirmed 25 days ago
A
Retailer 4
-
$1,057 USD
View
A
Retailer 5
-
$1,230 USD
View
B+
Retailer 6
-
$1,695 USD
View
B
Retailer 7
-
$2,351 USD
View
B
Retailer 8
-
$2,971 USD
View
Most Expensive
B
MOH London
LG447099004 · Nov 3
$3,584 USD
£2,822 GBP
View
8 more retailers have this diamond
Prices start from $911 USDSave up to $2,673 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
$911 USD