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Radiant|Lab Grown|IGI

3.11ct H VVS2 Radiant Lab Grown Diamond

ID • H/VVS2 • IGI LG588370386

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

Certificate IGI LG588370386

Diamond specifications and retailer prices

From $1,316 USD
£1,036 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $1,316 USD at Diamond Quarter
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 Diamond Quarter

About this 3.11ct lab-grown radiant diamond

This 3.11ct lab-grown radiant sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG588370386 or 588370386. 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

3.11
Carat
H
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG588370386
Dimensions10.50 × 7.29 × 4.82 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.50 mm7.29 mm3.11 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG588370386
Side View
Table 63.0%Crown 39.7°Girdle: MED-STKPavilion 33.1°Culet: NoneDepth 66.1%

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: $699 USD|Low: $284 USD|High: $4,860 USD|Avg: $1,443 USD|+10.1%
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Retailer 14
July 15, 2026
Retailer 7$284 USD
Retailer 8$465 USD
Retailer 10$534 USD
Retailer 6$695 USD
Retailer 1$699 USD
Retailer 3$1,007 USD
Retailer 9$1,041 USD
Retailer 11$1,076 USD
Retailer 14$1,310 USD
Retailer 4$1,463 USD
Retailer 5$1,600 USD
Retailer 2$1,693 USD
Retailer 12$1,725 USD
Retailer 13$4,850 USD

67 data points across 14 retailers

1 retailer

B+
Diamond Quarter
3.11VVS2HLG86FB4CN · Oct 29
$1,316 USD
£1,036 GBP
View

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.

B+
3.11ct Radiant
$1,316 USD