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Radiant|Lab Grown|IGI

3.09ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG645408018

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG645408018

Diamond specifications and retailer prices

From $633 SGD
$494 USD
As of October 27, 2026
Save $1,435 SGD (69%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,068 SGD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 3.09ct lab-grown radiant diamond

This 3.09ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645408018 or 645408018. Listed at 6 retailers as of October 27, 2026, with prices from $633 to $2,068, a $1,435 spread on the same certified stone. NZ Jewellers lists it at $2,068. 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

3.09
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle33.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645408018
Dimensions10.39 × 7.13 × 4.79 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.39 mm7.13 mm3.09 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645408018
Side View
Table 64.0%Crown 40.1°Girdle: MediumPavilion 33.2°Culet: NoneDepth 67.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $633 SGD|Low: $609 SGD|High: $6,718 SGD|Avg: $1,793 SGD|+4.0%
Retailer 1
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
October 8, 2026
Retailer 1$633 SGD
Retailer 5$725 SGD
Retailer 7$786 SGD
Retailer 9$838 SGD
Retailer 3$872 SGD
Retailer 13$913 SGD
Retailer 11$1,105 SGD
Retailer 4$1,303 SGD
Retailer 10$1,486 SGD
Retailer 6$1,728 SGD
Retailer 12$2,325 SGD
Retailer 2$2,401 SGD
Retailer 14$2,951 SGD
Retailer 8$6,718 SGD

3 data points across 14 retailers

6 retailers$633 SGD to $2,068 SGD

A
Cheapest Retailer
-
$633 SGD
$494 USD
A
Retailer 2
-
$710 SGD
$554 USD
View
A
Retailer 3
-
$786 SGD
$613 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$786 SGD
$613 USD
View
B+
Retailer 5
-
$2,034 SGD
£1,249 GBP
View
Most Expensive
B+
NZ Jewellers
2e40f88f-b4b0-4561-843f-b1598de75018 · Oct 28
$2,068 SGD
$1,613 USD
View
5 more retailers have this diamond
Prices start from $633 SGDSave up to $1,435 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
3.09ct Radiant
$633 SGD