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Cushion|Lab Grown|IGI

5.09ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG791615954

Certificate IGI LG791615954

Diamond specifications and retailer prices

From $2,401 USD
CA$3,335 CAD
Save $1,834 USD (43%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,235 USD at The Diamond Guys
View at The Diamond Guys

About this 5.09ct lab-grown cushion diamond

This 5.09ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG791615954 or 791615954. Listed at 3 retailers, with prices from $2,401 to $4,235 at The Diamond Guys, a $1,834 spread on the same certified stone. 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

5.09
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791615954
Dimensions12.10 × 8.90 × 5.92 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.10 mm8.90 mm5.09 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791615954
Side View
Table 60.0%Crown 34.1°Girdle: STK-THKPavilion 35.4°Culet: NoneDepth 66.5%

Caratlytics Score

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

Price History

Last verified: Sep 29
Current: $1,245 USD|Low: $990 USD|High: $8,930 USD|Avg: $3,204 USD|+25.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
The Diamond Guys
August 17, 2026
Retailer 6$1,076 USD
Retailer 1$1,245 USD
Retailer 8$1,388 USD
Retailer 10$1,457 USD
Retailer 3$1,503 USD
Retailer 4$2,401 USD
Retailer 9$3,075 USD
Retailer 5$3,205 USD
Retailer 11$3,763 USD
The Diamond Guys$4,235 USD
Retailer 12$4,804 USD
Retailer 7$6,220 USD
Retailer 2$7,390 USD

39 data points across 13 retailers

3 retailers$2,401 USD to $4,235 USD

B+
Cheapest Retailer
-
$2,401 USD
CA$3,335 CAD
B
Retailer 2
-
$3,763 USD
View
Price last confirmed 58 days ago
Most Expensive
B
The Diamond Guys
1958042654 · Oct 1
$4,235 USD
View
2 more retailers have this diamond
Prices start from $2,401 USDSave up to $1,834 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.

B+
5.09ct Cushion
$2,401 USD