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Oval|Lab Grown|IGI

1.50ct H SI2 Oval Lab Grown Diamond

ID • H/SI2 • IGI LG440012887

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG440012887

Diamond specifications and retailer prices

From $1,182 AUD
$830 USD
As of October 29, 2026
Save $5,222 AUD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,404 AUD at MOH London · As of October 27, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440012887 or 440012887. Listed at 10 retailers as of October 27, 2026, with prices from $1,182 to $6,404, a $5,222 spread on the same certified stone. MOH London lists it at $6,404. 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
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440012887
Dimensions8.69 × 6.51 × 4.12 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.69 mm6.51 mm1.50 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440012887
Side View
Table 60.5%Crown 35.1°Girdle: STK-THKPavilion 41.7°Culet: NoneDepth 63.3%

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: $6,404 AUD|Low: $1,182 AUD|High: $6,473 AUD|Avg: $2,997 AUD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 25, 2026
Retailer 3$1,182 AUD
Retailer 2$1,715 AUD
Retailer 6$1,922 AUD
Retailer 4$1,990 AUD
Retailer 7$1,990 AUD
Retailer 9$2,814 AUD
Retailer 5$3,156 AUD
Retailer 8$3,812 AUD
Retailer 10$4,456 AUD
MOH London$6,404 AUD

12 data points across 10 retailers

10 retailers$1,182 AUD to $6,404 AUD

A
Cheapest Retailer
-
$1,182 AUD
$830 USD
A
Retailer 2
-
$1,715 AUD
$1,205 USD
View
B+
Retailer 3
-
$1,866 AUD
$1,311 USD
View
B+
Retailer 4
-
$1,922 AUD
$1,350 USD
View
Final sale: no returns
Retailer 5
-
$1,990 AUD
$1,398 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$1,990 AUD
$1,398 USD
View
B
Retailer 7
-
$3,156 AUD
$2,217 USD
View
B
Retailer 8
-
$3,731 AUD
$2,621 USD
View
B
Retailer 9
-
$3,812 AUD
$2,678 USD
View
Most Expensive
B
MOH London
LG440012887 · Oct 27
$6,404 AUD
£3,542 GBP
View
9 more retailers have this diamond
Prices start from $1,182 AUDSave up to $5,222 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
$1,182 AUD