Cushion|Lab Grown|IGI

5.12ct F VVS2 Cushion Lab Grown Diamond

EX • F/VVS2 • IGI LG839689336

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG839689336

Diamond specifications and retailer prices

From $775 USD
As of November 1, 2026
Save $545 USD (41%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,285 USD at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 5.12ct lab-grown cushion diamond

This 5.12ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839689336 or 839689336. Listed at 3 retailers as of November 1, 2026, with a 70% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.12
Carat
F
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839689336
Dimensions12.40 × 8.91 × 5.93 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
12.40 mm8.91 mm5.12 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839689336
Side View
Table 60.0%Crown 35°Girdle: MED-STKPavilion 35.2°Culet: NoneDepth 66.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $4,285 USD|Low: $775 USD|High: $4,310 USD|Avg: $2,361 USD|-0.3%
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$775 USD
Retailer 2$1,320 USD
Rare Carat$4,285 USD

28 data points across 3 retailers

3 retailers$775 USD to $1,320 USD

A
Cheapest Retailer
-
$775 USD
Final sale: no returns
A
Retailer 2
-
$1,320 USD
£1,039 GBP
View
Most Expensive
Rare Carat
839689336 · Oct 19
$4,285 USD
View
Price last confirmed 14 days ago
2 more retailers have this diamond
Prices start from $775 USDSave up to $545 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
5.12ct Cushion
$775 USD