Round|Lab Grown|IGI

1.82ct J SI2 Round Lab Grown Diamond

ID • J/SI2 • IGI LG494184050

Shape and cutting style on the report: Round brilliant

Certificate IGI LG494184050

Diamond specifications and retailer prices

From $1,792 NZD
$1,010 USD
As of October 31, 2026
Save $6,622 NZD (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,414 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.82ct lab-grown round diamond

This 1.82ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG494184050 or 494184050. Listed at 10 retailers as of October 29, 2026, with prices from $1,792 to $8,414, a $6,622 spread on the same certified stone. MOH London lists it at $8,414. 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

1.82
Carat
J
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG494184050
Dimensions7.84 × 7.86 × 4.80 mm
L/W Ratio1.00
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
7.84 mm7.86 mm1.82 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG494184050
Side View
Table 58.0%Crown 33.4°Girdle: MED-STKPavilion 40.9°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: $8,414 NZD|Low: $1,792 NZD|High: $8,482 NZD|Avg: $4,170 NZD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 2$1,792 NZD
Retailer 3$2,246 NZD
Retailer 6$2,514 NZD
Retailer 4$2,605 NZD
Retailer 8$3,627 NZD
Retailer 5$4,127 NZD
Retailer 7$4,856 NZD
Retailer 9$5,825 NZD
MOH London$8,414 NZD

15 data points across 9 retailers

10 retailers$1,792 NZD to $8,414 NZD

A
Cheapest Retailer
-
$1,792 NZD
$1,010 USD
B+
Retailer 2
-
$2,246 NZD
$1,266 USD
View
A
Retailer 3
-
$2,443 NZD
$1,377 USD
View
B+
Retailer 4
-
$2,514 NZD
$1,417 USD
View
Final sale: no returns
Retailer 5
-
$2,605 NZD
$1,468 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$2,605 NZD
$1,468 USD
View
B
Retailer 7
-
$4,127 NZD
$2,326 USD
View
B
Retailer 8
-
$4,856 NZD
$2,737 USD
View
B
Retailer 9
-
$4,883 NZD
$2,752 USD
View
Most Expensive
B
MOH London
LG494184050 · Oct 29
$8,414 NZD
£3,734 GBP
View
9 more retailers have this diamond
Prices start from $1,792 NZDSave up to $6,622 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
1.82ct Round
$1,792 NZD