Cushion|Lab Grown|IGI

5.91ct E VVS2 Cushion Lab Grown Diamond

EX • E/VVS2 • IGI LG839604514

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG839604514

Diamond specifications and retailer prices

From $1,065 USD
As of October 29, 2026
Save $677 USD (39%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,890 USD at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 5.91ct lab-grown cushion diamond

This 5.91ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839604514 or 839604514. Listed at 3 retailers as of October 29, 2026, with a 64% 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

5.91
Carat
E
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839604514
Dimensions12.05 × 9.43 × 6.43 mm
L/W Ratio1.28
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.05 mm9.43 mm5.91 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839604514
Side View
Table 61.0%Crown 37.6°Girdle: MED-THKPavilion 35.5°Culet: NoneDepth 68.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $5,890 USD|Low: $1,065 USD|High: $5,925 USD|Avg: $3,233 USD|-0.6%
Rare Carat
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$1,065 USD
Retailer 2$1,742 USD
Rare Carat$5,890 USD

29 data points across 3 retailers

3 retailers$1,065 USD to $1,742 USD

A
Cheapest Retailer
-
$1,065 USD
Final sale: no returns
A
Retailer 2
-
$1,742 USD
£1,372 GBP
View
Most Expensive
Rare Carat
839604514 · Oct 19
$5,890 USD
View
Price last confirmed 11 days ago
2 more retailers have this diamond
Prices start from $1,065 USDSave up to $677 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
5.91ct Cushion
$1,065 USD