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Cushion|Lab Grown|IGI

3.07ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG577391215

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG577391215

Diamond specifications and retailer prices

From $685 USD
As of October 29, 2026
Save $4,125 USD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,810 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.07ct lab-grown cushion diamond

This 3.07ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG577391215 or 577391215. Listed at 16 retailers as of October 29, 2026, with prices from $685 to $4,810, a $4,125 spread on the same certified stone. Brilliant Earth lists it at $4,810. 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

3.07
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577391215
Dimensions9.28 × 7.59 × 5.10 mm
L/W Ratio1.22
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.28 mm7.59 mm3.07 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577391215
Side View
Table 58.0%Crown 37.6°Girdle: STK-THKPavilion 33.4°Culet: NoneDepth 67.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $4,810 USD|Low: $603 USD|High: $4,960 USD|Avg: $1,703 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 5$685 USD
Retailer 14$759 USD
Retailer 8$847 USD
Retailer 12$875 USD
Retailer 4$1,030 USD
Retailer 15$1,129 USD
Retailer 13$1,162 USD
Retailer 9$1,188 USD
Retailer 2$1,603 USD
Retailer 10$1,648 USD
Retailer 3$2,210 USD
Retailer 7$2,452 USD
Retailer 6$2,508 USD
Retailer 11$3,312 USD
Brilliant Earth$4,810 USD

42 data points across 15 retailers

16 retailers$685 USD to $4,810 USD

A
Cheapest Retailer
-
$685 USD
Final sale: no returns
Retailer 2
-
$759 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$847 USD
£667 GBP
View
A
Retailer 4
-
$875 USD
View
A
Retailer 5
-
$1,030 USD
View
A
Retailer 6
-
$1,129 USD
View
A
Retailer 7
-
$1,162 USD
View
A
Retailer 8
-
$1,188 USD
£935 GBP
View
B+
Retailer 9
-
$1,603 USD
A$2,466 AUD
View
B+
Retailer 10
-
$1,648 USD
ZAR 26,622 ZAR
View
B+
Retailer 11
-
$2,210 USD
£1,740 GBP
View
B+
Retailer 12
-
$2,432 USD
HK$19,000 HKD
View
B+
Retailer 13
-
$2,452 USD
View
B
Retailer 14
-
$2,508 USD
View
Retailer 15
-
$3,312 USD
£2,608 GBP
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
17968849A · Oct 29
$4,810 USD
View
15 more retailers have this diamond
Prices start from $685 USDSave up to $4,125 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
3.07ct Cushion
$685 USD