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Oval|Lab Grown|IGI

1.50ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG445039124

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445039124

Diamond specifications and retailer prices

From $1,193 AUD
As of November 6, 2026
Save $5,817 AUD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,011 AUD at MOH London · As of November 5, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445039124 or 445039124. Listed at 11 retailers as of November 5, 2026, with prices from $1,193 to $7,011, a $5,817 spread on the same certified stone. MOH London lists it at $7,011. 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
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445039124
Dimensions8.80 × 6.50 × 4.14 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.80 mm6.50 mm1.50 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445039124
Side View
Table 55.5%Crown 36.3°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 63.7%

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: Nov 6
Current: $7,011 AUD|Low: $1,193 AUD|High: $7,114 AUD|Avg: $3,314 AUD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 4$1,193 AUD
Retailer 2$1,886 AUD
Retailer 7$2,110 AUD
Retailer 5$2,187 AUD
Retailer 8$2,187 AUD
Retailer 9$2,438 AUD
Retailer 11$3,016 AUD
Retailer 6$3,462 AUD
Retailer 10$4,078 AUD
Retailer 3$6,264 AUD
MOH London$7,011 AUD

11 data points across 11 retailers

11 retailers$1,193 AUD to $7,011 AUD

A
Cheapest Retailer
-
$1,193 AUD
B+
Retailer 2
-
$1,886 AUD
View
B+
Retailer 3
-
$2,052 AUD
View
B+
Retailer 4
-
$2,110 AUD
View
Final sale: no returns
Retailer 5
-
$2,187 AUD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$2,187 AUD
View
B+
Retailer 7
-
$2,438 AUD
View
B
Retailer 8
-
$3,462 AUD
View
B
Retailer 9
-
$4,078 AUD
View
B
Retailer 10
-
$4,100 AUD
View
Most Expensive
B
MOH London
LG445039124 · Nov 5
$7,011 AUD
£3,793 GBP
View
10 more retailers have this diamond
Prices start from $1,193 AUDSave up to $5,817 AUD

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
$1,193 AUD