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Cushion|Lab Grown|IGI

4.09ct H VVS1 Cushion Lab Grown Diamond

ID • H/VVS1 • IGI LG781631195

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG781631195

Diamond specifications and retailer prices

From $841 USD
As of November 1, 2026
Save $2,493 USD (75%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,975 USD at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 4.09ct lab-grown cushion diamond

This 4.09ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG781631195 or 781631195. Listed at 7 retailers as of November 1, 2026, with a 296% 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

4.09
Carat
H
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle28.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781631195
Dimensions11.22 × 7.97 × 5.41 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
11.22 mm7.97 mm4.09 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781631195
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 28.2°Culet: NoneDepth 67.9%

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: Nov 1
Current: $4,975 USD|Low: $841 USD|High: $5,045 USD|Avg: $2,388 USD|+0.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8$841 USD
Retailer 7$1,136 USD
Retailer 6$1,288 USD
Retailer 4$1,290 USD
Retailer 5$1,696 USD
Retailer 11$2,227 USD
Retailer 10$2,880 USD
Retailer 3$3,088 USD
Retailer 9$3,202 USD
Retailer 2$3,334 USD
Rare Carat$4,975 USD

25 data points across 11 retailers

7 retailers$841 USD to $3,334 USD

A
Cheapest Retailer
-
$841 USD
Final sale: no returns
A
Retailer 2
-
$1,136 USD
View
A
Retailer 3
-
$1,288 USD
View
A
Retailer 4
-
$1,290 USD
View
A
Retailer 5
-
$1,696 USD
A$2,609 AUD
View
B+
Retailer 6
-
$3,334 USD
£2,625 GBP
View
Most Expensive
Rare Carat
ME-396-31 · Oct 19
$4,975 USD
View
Price last confirmed 14 days ago
6 more retailers have this diamond
Prices start from $841 USDSave up to $2,493 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
4.09ct Cushion
$841 USD