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Radiant|Lab Grown|IGI

3.09ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG665421661

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

Certificate IGI LG665421661

Diamond specifications and retailer prices

From $752 SGD
$588 USD
As of October 30, 2026
Save $7,583 SGD (91%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $8,335 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.09ct lab-grown radiant diamond

This 3.09ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665421661 or 665421661. Listed at 24 retailers as of October 30, 2026, with prices from $752 to $8,335, a $7,583 spread on the same certified stone. Brilliant Earth lists it at $8,335. 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
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665421661
Dimensions10.30 × 7.14 × 4.85 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.30 mm7.14 mm3.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665421661
Side View
Table 66.0%Crown 42.9°Girdle: MED-STKPavilion 35°Culet: NoneDepth 67.9%

Caratlytics Score

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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: Oct 30
Current: $8,335 SGD|Low: $752 SGD|High: $8,591 SGD|Avg: $2,427 SGD|-3.0%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 11$752 SGD
Retailer 7$841 SGD
Retailer 19$842 SGD
Retailer 10$932 SGD
Retailer 17$1,099 SGD
Retailer 20$1,379 SGD
Retailer 21$1,431 SGD
Retailer 13$1,457 SGD
Retailer 2$1,583 SGD
Retailer 5$1,893 SGD
Retailer 15$1,969 SGD
Retailer 16$2,025 SGD
Retailer 4$2,313 SGD
Retailer 9$2,452 SGD
Retailer 6$2,708 SGD
Retailer 8$2,976 SGD
Retailer 12$3,017 SGD
Retailer 3$3,109 SGD
Retailer 14$3,286 SGD
Retailer 18$4,052 SGD
Brilliant Earth$8,335 SGD

45 data points across 21 retailers

24 retailers$752 SGD to $8,335 SGD

A
Cheapest Retailer
-
$752 SGD
$588 USD
A
Retailer 2
-
$841 SGD
$658 USD
View
Final sale: no returns
A
Retailer 3
-
$842 SGD
$659 USD
View
A
Retailer 4
-
$932 SGD
$729 USD
View
Retailer 5
-
$975 SGD
$763 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$1,099 SGD
$860 USD
View
A
Retailer 7
-
$1,379 SGD
$1,079 USD
View
A
Retailer 8
-
$1,431 SGD
$1,119 USD
View
A
Retailer 9
-
$1,457 SGD
£898 GBP
View
A
Retailer 10
-
$1,583 SGD
€1,179 EUR
View
B+
Retailer 11
-
$1,893 SGD
$1,481 USD
View
A
Retailer 12
-
$1,969 SGD
A$2,369 AUD
View
B+
Retailer 13
-
$2,025 SGD
ZAR 25,584 ZAR
View
B+
Retailer 14
-
$2,313 SGD
$1,809 USD
View
B+
Retailer 15
-
$2,452 SGD
$1,918 USD
View
B+
Retailer 16
-
$2,673 SGD
£1,646 GBP
View
B+
Retailer 17
-
$2,708 SGD
£1,668 GBP
View
B+
Retailer 18
-
$2,976 SGD
$2,328 USD
View
B+
Retailer 19
-
$3,017 SGD
$2,360 USD
View
B
Retailer 20
-
$3,109 SGD
$2,432 USD
View
B
Retailer 21
-
$3,149 SGD
$2,463 USD
View
B
Retailer 22
-
$3,286 SGD
View
B
Retailer 23
-
$4,052 SGD
£2,496 GBP
View
Most Expensive
B
Brilliant Earth
14713042A · Oct 30
$8,335 SGD
$6,520 USD
View
23 more retailers have this diamond
Prices start from $752 SGDSave up to $7,583 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
$752 SGD