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Round|Lab Grown|IGI

1.86ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG649406043

Shape and cutting style on the report: Round brilliant

Certificate IGI LG649406043

Diamond specifications and retailer prices

From $686 AUD
$482 USD
As of November 1, 2026
Save $1,104 AUD (62%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,790 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 1.86ct lab-grown round diamond

This 1.86ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG649406043 or 649406043. Listed at 7 retailers as of October 26, 2026, with prices from $686 to $1,790, a $1,104 spread on the same certified stone. MOH London lists it at $1,790. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649406043
Dimensions8.00 × 7.96 × 4.81 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.00 mm7.96 mm1.86 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649406043
Side View
Table 59.0%Crown 33°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 60.3%

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 1
Current: $1,790 AUD|Low: $651 AUD|High: $1,810 AUD|Avg: $1,072 AUD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 25, 2026
Retailer 3$686 AUD
Retailer 7$698 AUD
Retailer 5$712 AUD
Retailer 4$783 AUD
Retailer 2$1,217 AUD
Retailer 6$1,677 AUD
MOH London$1,790 AUD

9 data points across 7 retailers

7 retailers$686 AUD to $1,790 AUD

B+
Cheapest Retailer
-
$686 AUD
$482 USD
A
Retailer 2
-
$712 AUD
$500 USD
View
A
Retailer 3
-
$783 AUD
$550 USD
View
B+
Retailer 4
-
$1,217 AUD
$855 USD
View
Retailer 5
-
$1,267 AUD
$890 USD
View
Price last confirmed 27 days ago
B
Retailer 6
-
$1,677 AUD
$1,178 USD
View
Most Expensive
B+
MOH London
LG649406043 · Oct 26
$1,790 AUD
£990 GBP
View
6 more retailers have this diamond
Prices start from $686 AUDSave up to $1,104 AUD

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
1.86ct Round
$686 AUD