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Round|Lab Grown|IGI

2.91ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG623478930

Shape and cutting style on the report: Round brilliant

Certificate IGI LG623478930

Diamond specifications and retailer prices

From $1,854 AUD
CA$1,809 CAD
As of October 30, 2026
Save $599 AUD (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,453 AUD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 2.91ct lab-grown round diamond

This 2.91ct lab-grown round sits in the two to three carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG623478930 or 623478930. Listed at 2 retailers as of October 30, 2026, with prices from $1,854 to $2,453, a $599 spread on the same certified stone. The Diamond Guys lists it at $2,453. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.91
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623478930
Dimensions9.12 × 9.07 × 5.63 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
9.12 mm9.07 mm2.91 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623478930
Side View
Table 58.0%Crown 35.3°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,601 AUD|Low: $369 AUD|High: $5,851 AUD|Avg: $1,871 AUD|+0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
The Diamond Guys
August 3, 2026
Retailer 4$955 AUD
Retailer 5$1,142 AUD
Retailer 3$1,189 AUD
Retailer 11$1,202 AUD
Retailer 2$1,241 AUD
Retailer 6$1,407 AUD
Retailer 10$1,526 AUD
Retailer 1$1,601 AUD
Retailer 7$1,854 AUD
Retailer 9$2,157 AUD
The Diamond Guys$2,453 AUD
Retailer 12$3,901 AUD
Retailer 8$5,851 AUD

53 data points across 13 retailers

2 retailers$1,854 AUD to $2,453 AUD

A
Cheapest Retailer
-
$1,854 AUD
CA$1,809 CAD
Most Expensive
B+
The Diamond Guys
1951062231 · Oct 30
$2,453 AUD
$1,723 USD
View
1 more retailer has this diamond
Prices start from $1,854 AUDSave up to $599 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
2.91ct Round
$1,854 AUD