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Oval|Lab Grown|IGI

1.50ct J SI1 Oval Lab Grown Diamond

ID • J/SI1 • IGI LG445036184

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445036184

Diamond specifications and retailer prices

From $1,497 NZD
As of November 4, 2026
Save $5,996 NZD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,494 NZD 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445036184 or 445036184. Listed at 11 retailers as of November 3, 2026, with prices from $1,497 to $7,494, a $5,996 spread on the same certified stone. MOH London lists it at $7,494. 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
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445036184
Dimensions9.06 × 6.72 × 3.96 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.06 mm6.72 mm1.50 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445036184
Side View
Table 55.5%Crown 32.8°Girdle: MED-THKPavilion 39.6°Culet: NoneDepth 58.9%

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: $7,494 NZD|Low: $1,497 NZD|High: $7,595 NZD|Avg: $3,686 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2$1,497 NZD
Retailer 5$2,011 NZD
Retailer 8$2,249 NZD
Retailer 6$2,332 NZD
Retailer 9$2,332 NZD
Retailer 4$2,643 NZD
Retailer 11$3,337 NZD
Retailer 7$3,711 NZD
Retailer 10$4,732 NZD
Retailer 3$6,678 NZD
MOH London$7,494 NZD

15 data points across 11 retailers

11 retailers$1,497 NZD to $7,494 NZD

A
Cheapest Retailer
-
$1,497 NZD
A
Retailer 2
-
$2,011 NZD
View
A
Retailer 3
-
$2,188 NZD
View
A
Retailer 4
-
$2,249 NZD
View
Final sale: no returns
Retailer 5
-
$2,332 NZD
View
Price last confirmed 25 days ago
A
Retailer 6
-
$2,332 NZD
View
B+
Retailer 7
-
$2,643 NZD
View
B+
Retailer 8
-
$3,711 NZD
View
B
Retailer 9
-
$4,373 NZD
View
B
Retailer 10
-
$4,732 NZD
View
Most Expensive
B
MOH London
LG445036184 · Nov 3
$7,494 NZD
£3,271 GBP
View
10 more retailers have this diamond
Prices start from $1,497 NZDSave up to $5,996 NZD

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
$1,497 NZD