Radiant|Lab Grown|IGI

4.51ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG674559768

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

Certificate IGI LG674559768

Diamond specifications and retailer prices

From $1,408 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $1,408 USD at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 4.51ct lab-grown radiant diamond

This 4.51ct 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 LG674559768 or 674559768. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.8°
Pavilion angle32°
OriginLab Grown
Grading LabIGI
CertificateIGI LG674559768
Dimensions7.72 × 7.72 × 12.07 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.72 mm7.72 mm4.51 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG674559768
Side View
Table 64.0%Crown 46.8°Girdle: Slightly ThickPavilion 32°Culet: NoneDepth 66.6%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $1,408 USD|Low: $1,349 USD|High: $11,300 USD|Avg: $3,961 USD|+4.4%
B2C Jewels
Retailer 2
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Retailer 8
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Retailer 12
September 23, 2026
B2C Jewels$1,408 USD
Retailer 4$1,455 USD
Retailer 5$1,538 USD
Retailer 3$1,560 USD
Retailer 6$2,054 USD
Retailer 12$2,894 USD
Retailer 7$3,688 USD
Retailer 8$3,689 USD
Retailer 11$4,968 USD
Retailer 2$5,513 USD
Retailer 10$10,010 USD
Retailer 9$11,300 USD

61 data points across 12 retailers

1 retailer

B+
B2C Jewels
27069619 · Oct 29
$1,408 USD
View

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B+
4.51ct Radiant
$1,408 USD