Radiant|Lab Grown|IGI

3.09ct I VS1 Radiant Lab Grown Diamond

ID • I/VS1 • IGI LG816626969

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

Certificate IGI LG816626969

Diamond specifications and retailer prices

From $494 USD
As of October 30, 2026
Save $2,069 USD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,563 USD at MOH London · As of October 26, 2026
View at MOH London

About this 3.09ct lab-grown radiant diamond

This 3.09ct lab-grown radiant sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG816626969 or 816626969. Listed at 13 retailers as of October 26, 2026, with prices from $494 to $2,563, a $2,069 spread on the same certified stone. MOH London lists it at $2,563. 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

3.09
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.2°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816626969
Dimensions10.42 × 7.06 × 4.97 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.42 mm7.06 mm3.09 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816626969
Side View
Table 65.0%Crown 47.2°Girdle: MediumPavilion 35.5°Culet: NoneDepth 70.4%

Caratlytics Score

How it works →
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: Oct 30
Current: $2,563 USD|Low: $475 USD|High: $2,590 USD|Avg: $1,116 USD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 6$494 USD
Retailer 10$553 USD
Retailer 7$613 USD
Retailer 4$750 USD
Retailer 2$919 USD
Retailer 8$955 USD
Retailer 9$984 USD
Retailer 3$1,331 USD
Retailer 5$1,648 USD
MOH London$2,563 USD

29 data points across 10 retailers

13 retailers$494 USD to $2,563 USD

A
Cheapest Retailer
-
$494 USD
A
Retailer 2
-
$553 USD
View
Final sale: no returns
A
Retailer 3
-
$554 USD
View
A
Retailer 4
-
$613 USD
View
Retailer 5
-
$613 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$750 USD
View
A
Retailer 7
-
$919 USD
€875 EUR
View
A
Retailer 8
-
$955 USD
View
A
Retailer 9
-
$984 USD
View
A
Retailer 10
-
$1,331 USD
ZAR 21,501 ZAR
View
B+
Retailer 11
-
$1,613 USD
View
B+
Retailer 12
-
$1,648 USD
View
Most Expensive
B
MOH London
LG816626969 · Oct 26
$2,563 USD
£2,018 GBP
View
12 more retailers have this diamond
Prices start from $494 USDSave up to $2,069 USD

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
3.09ct Radiant
$494 USD