Cushion|Lab Grown|IGI

4.09ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG798606684

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG798606684

Diamond specifications and retailer prices

From $2,256 USD
£1,776 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: $2,256 USD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG798606684 or 798606684. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798606684
Dimensions11.18 × 8.27 × 5.61 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.18 mm8.27 mm4.09 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798606684
Side View
Table 59.0%Crown 36°Girdle: STK-THKPavilion 35.2°Culet: NoneDepth 67.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,256 USD|Low: $1,028 USD|High: $4,070 USD|Avg: $2,216 USD
Diamond Quarter
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
June 7, 2026
Retailer 2$1,028 USD
Retailer 8$1,186 USD
Retailer 7$1,390 USD
Retailer 4$1,653 USD
Retailer 6$2,128 USD
Diamond Quarter$2,256 USD
Retailer 5$2,689 USD
Retailer 3$4,070 USD

12 data points across 8 retailers

1 retailer

B+
Diamond Quarter
4.09VS1HLG944367N · Oct 31
$2,256 USD
£1,776 GBP
View

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.

B+
4.09ct Cushion
$2,256 USD