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Oval|Lab Grown|IGI

1.50ct H SI1 Oval Lab Grown Diamond

ID • H/SI1 • IGI LG440012247

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG440012247

Diamond specifications and retailer prices

From $1,324 AUD
$930 USD
As of October 31, 2026
Save $5,465 AUD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,789 AUD at MOH London · As of October 29, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440012247 or 440012247. Listed at 12 retailers as of October 29, 2026, with prices from $1,324 to $6,789, a $5,465 spread on the same certified stone. MOH London lists it at $6,789. 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
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440012247
Dimensions8.68 × 6.52 × 4.11 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.68 mm6.52 mm1.50 ctH / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG440012247
Side View
Table 57.5%Crown 35.1°Girdle: STK-THKPavilion 41°Culet: NoneDepth 63.0%

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 31
Current: $6,789 AUD|Low: $1,324 AUD|High: $6,843 AUD|Avg: $3,333 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 1, 2026
Retailer 9$1,324 AUD
Retailer 8$2,039 AUD
Retailer 13$2,218 AUD
Retailer 14$2,282 AUD
Retailer 10$2,365 AUD
Retailer 15$2,365 AUD
Retailer 4$2,605 AUD
Retailer 7$2,615 AUD
Retailer 5$3,217 AUD
Retailer 2$3,334 AUD
Retailer 11$3,728 AUD
Retailer 3$4,291 AUD
Retailer 12$4,432 AUD
Retailer 6$6,769 AUD
MOH London$6,789 AUD

36 data points across 15 retailers

12 retailers$1,324 AUD to $6,789 AUD

A
Cheapest Retailer
-
$1,324 AUD
$930 USD
B+
Retailer 2
-
$2,039 AUD
$1,432 USD
View
B+
Retailer 3
-
$2,218 AUD
$1,558 USD
View
B+
Retailer 4
-
$2,282 AUD
$1,603 USD
View
Final sale: no returns
Retailer 5
-
$2,365 AUD
$1,661 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
$2,365 AUD
$1,661 USD
View
B
Retailer 7
-
$2,605 AUD
$1,830 USD
View
B
Retailer 8
-
$3,334 AUD
£1,844 GBP
View
B
Retailer 9
-
$3,728 AUD
$2,619 USD
View
B
Retailer 10
-
$4,291 AUD
$3,014 USD
View
B
Retailer 11
-
$4,432 AUD
$3,113 USD
View
Most Expensive
B
MOH London
LG440012247 · Oct 29
$6,789 AUD
£3,755 GBP
View
11 more retailers have this diamond
Prices start from $1,324 AUDSave up to $5,465 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
$1,324 AUD