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Cushion|Lab Grown|IGI

3.07ct F IF Cushion Lab Grown Diamond

EX • F/IF • IGI LG689577948

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG689577948

Diamond specifications and retailer prices

From $1,255 USD
As of November 2, 2026
Save $4,565 USD (78%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,820 USD at Brilliant Earth · As of October 31, 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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG689577948 or 689577948. Listed at 18 retailers as of October 31, 2026, with prices from $1,255 to $5,820, a $4,565 spread on the same certified stone. Brilliant Earth lists it at $5,820. 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
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689577948
Dimensions7.77 × 7.77 × 5.17 mm
L/W Ratio1.00
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
Top View
7.77 mm7.77 mm3.07 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689577948
Side View
Table 63.0%Crown 36°Girdle: MED-THKPavilion 37.5°Culet: NoneDepth 66.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $5,820 USD|Low: $1,060 USD|High: $5,830 USD|Avg: $2,962 USD|-0.2%
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
Retailer 16
Retailer 17
November 2, 2026
Retailer 9$1,255 USD
Retailer 13$1,255 USD
Retailer 7$1,443 USD
Retailer 6$1,652 USD
Retailer 2$1,693 USD
Retailer 12$1,747 USD
Retailer 10$2,500 USD
Retailer 14$2,550 USD
Retailer 4$2,819 USD
Retailer 16$3,031 USD
Retailer 17$3,033 USD
Retailer 3$3,263 USD
Retailer 15$3,576 USD
Retailer 11$3,724 USD
Retailer 5$3,821 USD
Retailer 8$4,410 USD
Brilliant Earth$5,820 USD

32 data points across 17 retailers

18 retailers$1,255 USD to $5,820 USD

A
Cheapest Retailer
-
$1,255 USD
Retailer 2
-
$1,255 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
$1,443 USD
View
A
Retailer 4
-
$1,652 USD
View
A
Retailer 5
-
$1,693 USD
£1,333 GBP
View
A
Retailer 6
-
$1,747 USD
€1,664 EUR
View
Retailer 7
-
$1,882 USD
£1,482 GBP
View
Price last confirmed 21 days ago
A
Retailer 8
-
$2,500 USD
View
Final sale: no returns
A
Retailer 9
-
$2,550 USD
ZAR 41,191 ZAR
View
A
Retailer 10
-
$2,819 USD
View
A
Retailer 11
-
$3,031 USD
View
A
Retailer 12
-
$3,033 USD
£2,388 GBP
View
A
Retailer 13
-
$3,263 USD
View
B+
Retailer 14
-
$3,576 USD
View
B+
Retailer 15
-
$3,724 USD
£2,932 GBP
View
B+
Retailer 16
-
$3,821 USD
View
B+
Retailer 17
-
$4,410 USD
View
Most Expensive
B
Brilliant Earth
14116020A · Oct 31
$5,820 USD
View
17 more retailers have this diamond
Prices start from $1,255 USDSave up to $4,565 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
$1,255 USD