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Oval|Lab Grown|IGI

1.51ct J VS1 Oval Lab Grown Diamond

ID • J/VS1 • IGI LG826614450

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG826614450

Diamond specifications and retailer prices

From $390 NZD
$220 USD
As of October 26, 2026
Save $1,256 NZD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,938 NZD at MOH London · As of October 25, 2026
View at MOH London

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826614450 or 826614450. Listed at 16 retailers as of October 26, 2026, with a 322% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826614450
Dimensions9.14 × 6.51 × 4.04 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.14 mm6.51 mm1.51 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826614450
Side View
Table 61.0%Crown 34.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

Caratlytics Score

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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: Oct 26
Current: $1,938 NZD|Low: $374 NZD|High: $2,218 NZD|Avg: $1,048 NZD|-2.1%
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
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 15$390 NZD
Retailer 5$435 NZD
Retailer 13$452 NZD
Retailer 14$483 NZD
Retailer 10$545 NZD
Retailer 18$567 NZD
Retailer 2$701 NZD
Retailer 16$779 NZD
Retailer 12$817 NZD
Retailer 3$827 NZD
Retailer 7$933 NZD
Retailer 11$1,242 NZD
Retailer 4$1,254 NZD
Retailer 6$1,517 NZD
Retailer 17$1,553 NZD
Retailer 8$1,568 NZD
Retailer 9$1,646 NZD
MOH London$1,938 NZD

24 data points across 18 retailers

16 retailers$390 NZD to $1,646 NZD

A
Cheapest Retailer
-
$390 NZD
$220 USD
Retailer 2
-
$452 NZD
$255 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$483 NZD
$272 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$545 NZD
HK$2,400 HKD
View
Retailer 5
-
$567 NZD
£252 GBP
View
Price last confirmed 15 days ago
A
Retailer 6
-
$701 NZD
$395 USD
View
Retailer 7
-
$817 NZD
ZAR 7,435 ZAR
View
Price last confirmed 9 days ago
A
Retailer 8
-
$827 NZD
$466 USD
View
A
Retailer 9
-
$933 NZD
$526 USD
View
A
Retailer 10
-
$1,242 NZD
$700 USD
View
A
Retailer 11
-
$1,254 NZD
$707 USD
View
A
Retailer 12
-
$1,517 NZD
$855 USD
View
Retailer 13
-
$1,553 NZD
$875 USD
View
Price last confirmed 7 days ago
A
Retailer 14
-
$1,568 NZD
SGD 1,194 SGD
View
A
Retailer 15
-
$1,646 NZD
$928 USD
View
Most Expensive
MOH London
LG826614450 · Oct 25
$1,938 NZD
£860 GBP
View
Price last confirmed 7 days ago
15 more retailers have this diamond
Prices start from $390 NZDSave up to $1,256 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
1.51ct Oval
$390 NZD