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Radiant|Lab Grown|IGI

3.92ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG777618033

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

Certificate IGI LG777618033

Diamond specifications and retailer prices

From $756 SGD
$591 USD
As of October 30, 2026
Save $5,521 SGD (88%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $6,277 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.92ct lab-grown radiant diamond

This 3.92ct 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 LG777618033 or 777618033. Listed at 4 retailers as of October 29, 2026, with prices from $756 to $6,277, a $5,521 spread on the same certified stone. Brilliant Earth lists it at $6,277. 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

3.92
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777618033
Dimensions11.24 × 7.72 × 5.27 mm
L/W Ratio1.46
Culet sizePointed
Top View
11.24 mm7.72 mm3.92 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777618033
Side View
Table 67.0%Crown 43.4°Girdle: MediumPavilion 35.4°Culet: NoneDepth 68.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $6,277 SGD|Low: $499 SGD|High: $6,469 SGD|Avg: $2,321 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
October 30, 2026
Retailer 4$499 SGD
Retailer 6$756 SGD
Retailer 10$863 SGD
Retailer 7$1,213 SGD
Retailer 13$1,296 SGD
Retailer 2$1,362 SGD
Retailer 5$2,043 SGD
Retailer 8$2,318 SGD
Retailer 9$2,623 SGD
Retailer 11$2,792 SGD
Retailer 12$2,924 SGD
Retailer 3$5,106 SGD
Brilliant Earth$6,277 SGD

39 data points across 13 retailers

4 retailers$756 SGD to $6,277 SGD

A
Cheapest Retailer
-
$756 SGD
$591 USD
Final sale: no returns
A
Retailer 2
-
$1,362 SGD
£839 GBP
View
Retailer 3
-
$5,106 SGD
$3,994 USD
View
Price last confirmed 64 days ago
Most Expensive
B
Brilliant Earth
18052649A · Oct 29
$6,277 SGD
$4,910 USD
View
3 more retailers have this diamond
Prices start from $756 SGDSave up to $5,521 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
3.92ct Radiant
$756 SGD