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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 $1,304 SGD
$1,020 USD
As of October 31, 2026
Save $5,486 SGD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,790 SGD 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 $1,304 to $6,790, a $5,486 spread on the same certified stone. MOH London lists it at $6,790. 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: $6,790 SGD|Low: $1,304 SGD|High: $6,881 SGD|Avg: $3,412 SGD
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$1,304 SGD
Retailer 9$2,049 SGD
Retailer 13$2,230 SGD
Retailer 12$2,295 SGD
Retailer 10$2,377 SGD
Retailer 5$2,442 SGD
Retailer 3$2,595 SGD
Retailer 4$3,208 SGD
Retailer 11$3,738 SGD
Retailer 8$4,203 SGD
Retailer 7$4,370 SGD
Retailer 14$4,455 SGD
Retailer 6$5,318 SGD
MOH London$6,790 SGD

22 data points across 14 retailers

12 retailers$1,304 SGD to $6,790 SGD

A
Cheapest Retailer
-
$1,304 SGD
$1,020 USD
A
Retailer 2
-
$2,049 SGD
$1,603 USD
View
A
Retailer 3
-
$2,230 SGD
$1,744 USD
View
B+
Retailer 4
-
$2,295 SGD
$1,795 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,377 SGD
$1,859 USD
View
Retailer 6
-
$2,377 SGD
$1,859 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
$2,595 SGD
$2,030 USD
View
B
Retailer 8
-
$3,738 SGD
$2,924 USD
View
B
Retailer 9
-
$4,203 SGD
$3,288 USD
View
B
Retailer 10
-
$4,370 SGD
ZAR 55,223 ZAR
View
B
Retailer 11
-
$4,455 SGD
$3,485 USD
View
Most Expensive
B
MOH London
LG492136609 · Nov 1
$6,790 SGD
£4,182 GBP
View
11 more retailers have this diamond
Prices start from $1,304 SGDSave up to $5,486 SGD

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
$1,304 SGD