Cushion|Lab Grown|IGI

3.09ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG850687056

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG850687056

Diamond specifications and retailer prices

From $605 USD
As of October 30, 2026
Save $1,167 USD (66%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,772 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG850687056 or 850687056. Listed at 6 retailers as of October 29, 2026, with prices from $605 to $1,772, a $1,167 spread on the same certified stone. MOH London lists it at $1,772. 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
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850687056
Dimensions10.35 × 7.19 × 4.73 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.35 mm7.19 mm3.09 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850687056
Side View
Table 62.0%Crown 35.8°Girdle: THK-VTKPavilion 37.4°Culet: NoneDepth 65.8%

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: $1,772 USD|Low: $605 USD|High: $1,772 USD|Avg: $974 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 6$605 USD
Retailer 3$730 USD
Retailer 2$814 USD
Retailer 4$1,032 USD
Retailer 5$1,490 USD
MOH London$1,772 USD

5 data points across 6 retailers

6 retailers$605 USD to $1,772 USD

B+
Cheapest Retailer
-
$605 USD
A
Retailer 2
-
$730 USD
€695 EUR
View
A
Retailer 3
-
$814 USD
£641 GBP
View
A
Retailer 4
-
$1,032 USD
View
B+
Retailer 5
-
$1,490 USD
View
Most Expensive
B+
MOH London
LG850687056 · Oct 29
$1,772 USD
£1,395 GBP
View
5 more retailers have this diamond
Prices start from $605 USDSave up to $1,167 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 Cushion
$605 USD