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Oval|Lab Grown|IGI

1.50ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG445037026

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445037026

Diamond specifications and retailer prices

From $790 USD
As of November 4, 2026
Save $3,364 USD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,154 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445037026 or 445037026. Listed at 10 retailers as of November 3, 2026, with prices from $790 to $4,154, a $3,364 spread on the same certified stone. MOH London lists it at $4,154. 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
I
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445037026
Dimensions8.77 × 6.54 × 4.05 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.77 mm6.54 mm1.50 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445037026
Side View
Table 63.0%Crown 36.2°Girdle: STK-VTKPavilion 40.9°Culet: NoneDepth 61.9%

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 4
Current: $4,154 USD|Low: $790 USD|High: $4,210 USD|Avg: $1,972 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 3$790 USD
Retailer 2$1,115 USD
Retailer 6$1,247 USD
Retailer 4$1,293 USD
Retailer 7$1,293 USD
Retailer 9$1,850 USD
Retailer 5$2,057 USD
Retailer 8$2,623 USD
Retailer 10$2,894 USD
MOH London$4,154 USD

14 data points across 10 retailers

10 retailers$790 USD to $4,154 USD

A
Cheapest Retailer
-
$790 USD
A
Retailer 2
-
$1,115 USD
View
A
Retailer 3
-
$1,213 USD
View
B+
Retailer 4
-
$1,247 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,293 USD
View
Retailer 6
-
$1,293 USD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$2,057 USD
View
B
Retailer 8
-
$2,424 USD
View
B
Retailer 9
-
$2,623 USD
View
Most Expensive
B
MOH London
LG445037026 · Nov 3
$4,154 USD
£3,271 GBP
View
9 more retailers have this diamond
Prices start from $790 USDSave up to $3,364 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
$790 USD