Cushion|Lab Grown|IGI

12.05ct I VS2 Cushion Lab Grown Diamond

EX • I/VS2 • IGI LG843680797

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843680797

Diamond specifications and retailer prices

From $1,618 USD
As of October 31, 2026
Save $4,702 USD (74%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $6,320 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 12.05ct lab-grown cushion diamond

This 12.05ct lab-grown cushion sits in the over five carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843680797 or 843680797. Listed at 3 retailers as of October 30, 2026, with prices from $1,618 to $6,320, a $4,702 spread on the same certified stone. Brilliant Earth lists it at $6,320. 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

12.05
Carat
I
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843680797
Dimensions16.26 × 11.70 × 7.74 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.26 mm11.70 mm12.05 ctI / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843680797
Side View
Table 64.0%Crown 36.5°Girdle: MED-THKPavilion 36.4°Culet: NoneDepth 66.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $6,320 USD|Low: $1,618 USD|High: $11,920 USD|Avg: $4,836 USD|-47.0%
Brilliant Earth
Retailer 2
Retailer 3
October 31, 2026
Retailer 3$1,618 USD
Retailer 2$2,387 USD
Brilliant Earth$6,320 USD

23 data points across 3 retailers

3 retailers$1,618 USD to $6,320 USD

A
Cheapest Retailer
-
$1,618 USD
Final sale: no returns
A
Retailer 2
-
$2,387 USD
£1,880 GBP
View
Most Expensive
B+
Brilliant Earth
21713421A · Oct 30
$6,320 USD
View
2 more retailers have this diamond
Prices start from $1,618 USDSave up to $4,702 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
12.05ct Cushion
$1,618 USD