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Radiant|Lab Grown|IGI

4.51ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG801634660

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

Certificate IGI LG801634660

Diamond specifications and retailer prices

From $1,489 SGD
HK$9,100 HKD
As of November 1, 2026
Save $2,282 SGD (61%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,771 SGD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 4.51ct lab-grown radiant diamond

This 4.51ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG801634660 or 801634660. Listed at 2 retailers as of October 28, 2026, with prices from $1,489 to $3,771, a $2,282 spread on the same certified stone. Rare Carat lists it at $3,771. 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

4.51
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.9°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801634660
Dimensions11.89 × 7.99 × 5.51 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.89 mm7.99 mm4.51 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801634660
Side View
Table 67.0%Crown 44.9°Girdle: MediumPavilion 35.9°Culet: NoneDepth 69.0%

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: Nov 1
Current: $3,771 SGD|Low: $1,106 SGD|High: $7,287 SGD|Avg: $2,724 SGD|-1.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 8$1,106 SGD
Retailer 7$1,461 SGD
Retailer 2$1,489 SGD
Retailer 6$1,524 SGD
Retailer 5$1,643 SGD
Retailer 10$1,757 SGD
Retailer 4$2,345 SGD
Retailer 9$3,039 SGD
Retailer 12$3,603 SGD
Retailer 11$3,764 SGD
Rare Carat$3,771 SGD
Retailer 3$7,287 SGD

6 data points across 12 retailers

2 retailers$1,489 SGD to $3,771 SGD

A
Cheapest Retailer
-
$1,489 SGD
HK$9,100 HKD
Most Expensive
B
Rare Carat
DV6B-01B · Oct 28
$3,771 SGD
$2,950 USD
View
1 more retailer has this diamond
Prices start from $1,489 SGDSave up to $2,282 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
4.51ct Radiant
$1,489 SGD