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Radiant|Lab Grown|IGI

3.90ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG769666213

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

Certificate IGI LG769666213

Diamond specifications and retailer prices

From $824 SGD
$643 USD
As of October 29, 2026
Save $6,066 SGD (88%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $6,890 SGD at Frank Darling · As of October 28, 2026
View at Frank Darling

About this 3.9ct lab-grown radiant diamond

This 3.9ct 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 LG769666213 or 769666213. Listed at 6 retailers as of October 28, 2026, with prices from $824 to $6,890, a $6,066 spread on the same certified stone. Frank Darling lists it at $6,890. 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

3.90
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG769666213
Dimensions7.82 × 7.82 × 11.05 mm
L/W Ratio1.00
Culet sizePointed
Top View
7.82 mm7.82 mm3.90 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG769666213
Side View
Table 67.0%Crown 43.5°Girdle: MediumPavilion 34.4°Culet: NoneDepth 66.0%

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: $6,890 SGD|Low: $550 SGD|High: $11,907 SGD|Avg: $3,288 SGD|-5.4%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
October 28, 2026
Retailer 5$553 SGD
Retailer 2$824 SGD
Retailer 4$987 SGD
Retailer 10$1,138 SGD
Retailer 3$1,209 SGD
Retailer 13$1,440 SGD
Retailer 7$2,039 SGD
Retailer 6$2,040 SGD
Retailer 14$2,559 SGD
Retailer 17$2,892 SGD
Retailer 12$3,058 SGD
Retailer 15$3,203 SGD
Retailer 9$3,986 SGD
Retailer 11$4,832 SGD
Retailer 16$6,127 SGD
Frank Darling$6,890 SGD
Retailer 8$11,907 SGD

18 data points across 17 retailers

6 retailers$824 SGD to $6,890 SGD

A
Cheapest Retailer
-
$824 SGD
$643 USD
Final sale: no returns
B+
Retailer 2
-
$1,138 SGD
$888 USD
View
Retailer 3
-
$3,058 SGD
$2,386 USD
View
Price last confirmed 25 days ago
Retailer 4
-
$3,986 SGD
A$4,785 AUD
View
Price last confirmed 118 days ago
Retailer 5
-
$4,832 SGD
$3,770 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Frank Darling
100758035630KD · Oct 28
$6,890 SGD
$5,375 USD
View
5 more retailers have this diamond
Prices start from $824 SGDSave up to $6,066 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
3.90ct Radiant
$824 SGD