CaratHunter
Plans
Oval|Lab Grown|IGI

1.50ct H SI1 Oval Lab Grown Diamond

ID • H/SI1 • IGI LG494160335

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG494160335

Diamond specifications and retailer prices

From $1,324 AUD
$930 USD
As of October 31, 2026
Save $5,438 AUD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,762 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG494160335 or 494160335. Listed at 10 retailers as of October 27, 2026, with prices from $1,324 to $6,762, a $5,438 spread on the same certified stone. MOH London lists it at $6,762. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG494160335
Dimensions9.26 × 6.35 × 3.91 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.26 mm6.35 mm1.50 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG494160335
Side View
Table 58.5%Crown 34.8°Girdle: STK-VTKPavilion 40.5°Culet: NoneDepth 61.6%

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: $6,762 AUD|Low: $1,324 AUD|High: $6,843 AUD|Avg: $3,346 AUD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 2$1,324 AUD
Retailer 3$2,039 AUD
Retailer 4$2,365 AUD
Retailer 6$2,365 AUD
Retailer 7$2,605 AUD
Retailer 9$3,217 AUD
Retailer 5$3,728 AUD
Retailer 8$4,291 AUD
MOH London$6,762 AUD

13 data points across 9 retailers

10 retailers$1,324 AUD to $6,762 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
Retailer 4
-
$2,365 AUD
$1,661 USD
View
Price last confirmed 19 days ago
B+
Retailer 5
-
$2,365 AUD
$1,661 USD
View
B
Retailer 6
-
$2,605 AUD
$1,830 USD
View
B
Retailer 7
-
$3,728 AUD
$2,619 USD
View
B
Retailer 8
-
$4,291 AUD
$3,014 USD
View
B
Retailer 9
-
$4,432 AUD
$3,113 USD
View
Most Expensive
B
MOH London
LG494160335 · Oct 27
$6,762 AUD
£3,740 GBP
View
9 more retailers have this diamond
Prices start from $1,324 AUDSave up to $5,438 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