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Round|Lab Grown|IGI

1.43ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG818686408

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818686408

Diamond specifications and retailer prices

From $332 AUD
$233 USD
As of October 29, 2026
Save $1,326 AUD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,658 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.43ct lab-grown round diamond

This 1.43ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818686408 or 818686408. Listed at 17 retailers as of October 29, 2026, with prices from $332 to $1,658, a $1,326 spread on the same certified stone. MOH London lists it at $1,658. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818686408
Dimensions7.27 × 7.23 × 4.39 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.27 mm7.23 mm1.43 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818686408
Side View
Table 57.0%Crown 33.7°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.6%

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 29
Current: $1,658 AUD|Low: $319 AUD|High: $1,669 AUD|Avg: $991 AUD|+0.5%
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
October 31, 2026
Retailer 11$332 AUD
Retailer 12$695 AUD
Retailer 7$707 AUD
Retailer 2$743 AUD
Retailer 6$756 AUD
Retailer 13$789 AUD
Retailer 3$911 AUD
Retailer 8$1,004 AUD
Retailer 10$1,082 AUD
Retailer 9$1,153 AUD
Retailer 5$1,397 AUD
Retailer 4$1,515 AUD
MOH London$1,658 AUD

33 data points across 13 retailers

17 retailers$332 AUD to $1,658 AUD

A
Cheapest Retailer
-
$332 AUD
$233 USD
A
Retailer 2
-
$384 AUD
$270 USD
View
A
Retailer 3
-
$411 AUD
$289 USD
View
A
Retailer 4
-
$411 AUD
$289 USD
View
A
Retailer 5
-
$695 AUD
$488 USD
View
A
Retailer 6
-
$707 AUD
ZAR 8,023 ZAR
View
A
Retailer 7
-
$743 AUD
€497 EUR
View
A
Retailer 8
-
$756 AUD
£418 GBP
View
A
Retailer 9
-
$789 AUD
$554 USD
View
Retailer 10
-
$911 AUD
$640 USD
View
Price last confirmed 33 days ago
A
Retailer 11
-
$1,004 AUD
View
B+
Retailer 12
-
$1,082 AUD
$760 USD
View
B+
Retailer 13
-
$1,153 AUD
$810 USD
View
B+
Retailer 14
-
$1,323 AUD
$929 USD
View
B+
Retailer 15
-
$1,397 AUD
$981 USD
View
B+
Retailer 16
-
$1,546 AUD
$1,086 USD
View
Most Expensive
B+
MOH London
LG818686408 · Oct 29
$1,658 AUD
£917 GBP
View
16 more retailers have this diamond
Prices start from $332 AUDSave up to $1,326 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
1.43ct Round
$332 AUD