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Round|Lab Grown|IGI

1.83ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG492136609

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492136609

Diamond specifications and retailer prices

From $1,813 NZD
$1,020 USD
As of October 31, 2026
Save $7,627 NZD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $9,439 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.83ct lab-grown round diamond

This 1.83ct lab-grown round 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 LG492136609 or 492136609. Listed at 12 retailers as of October 31, 2026, with prices from $1,813 to $9,439, a $7,627 spread on the same certified stone. MOH London lists it at $9,439. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492136609
Dimensions7.87 × 7.83 × 4.80 mm
L/W Ratio1.01
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
7.87 mm7.83 mm1.83 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492136609
Side View
Table 57.5%Crown 33.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.1%

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: $9,439 NZD|Low: $1,813 NZD|High: $9,566 NZD|Avg: $4,744 NZD
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
November 1, 2026
Retailer 2$1,813 NZD
Retailer 9$2,849 NZD
Retailer 13$3,100 NZD
Retailer 12$3,190 NZD
Retailer 10$3,304 NZD
Retailer 5$3,395 NZD
Retailer 3$3,608 NZD
Retailer 4$4,459 NZD
Retailer 11$5,197 NZD
Retailer 8$5,844 NZD
Retailer 7$6,075 NZD
Retailer 14$6,194 NZD
Retailer 6$7,394 NZD
MOH London$9,439 NZD

22 data points across 14 retailers

12 retailers$1,813 NZD to $9,439 NZD

A
Cheapest Retailer
-
$1,813 NZD
$1,020 USD
A
Retailer 2
-
$2,849 NZD
$1,603 USD
View
A
Retailer 3
-
$3,100 NZD
$1,744 USD
View
B+
Retailer 4
-
$3,190 NZD
$1,795 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,304 NZD
$1,859 USD
View
Retailer 6
-
$3,304 NZD
$1,859 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
$3,608 NZD
$2,030 USD
View
B
Retailer 8
-
$5,197 NZD
$2,924 USD
View
B
Retailer 9
-
$5,844 NZD
$3,288 USD
View
B
Retailer 10
-
$6,075 NZD
ZAR 55,223 ZAR
View
B
Retailer 11
-
$6,194 NZD
$3,485 USD
View
Most Expensive
B
MOH London
LG492136609 · Nov 1
$9,439 NZD
£4,182 GBP
View
11 more retailers have this diamond
Prices start from $1,813 NZDSave up to $7,627 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
1.83ct Round
$1,813 NZD