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Cushion|Lab Grown|IGI

3.05ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG762515085

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG762515085

Diamond specifications and retailer prices

From $2,753 USD
As of October 30, 2026
Save $15,082 USD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $26,890 USD at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG762515085 or 762515085. Listed at 19 retailers as of October 27, 2026, with a 548% 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

3.05
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762515085
Dimensions7.70 × 7.70 × 5.13 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.70 mm7.70 mm3.05 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762515085
Side View
Table 59.0%Crown 36.8°Girdle: MED-THKPavilion 35.4°Culet: NoneDepth 66.6%

Caratlytics Score

How it works →
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: Oct 30
Current: $26,890 USD|Low: $2,753 USD|High: $26,890 USD|Avg: $9,392 USD|+0.9%
Do Amore Diamonds
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 28, 2026
Retailer 2$2,753 USD
Retailer 4$4,276 USD
Retailer 5$4,378 USD
Retailer 3$4,534 USD
Retailer 15$5,395 USD
Retailer 9$6,445 USD
Retailer 10$6,481 USD
Retailer 6$7,041 USD
Retailer 8$8,295 USD
Retailer 7$9,302 USD
Retailer 11$10,350 USD
Retailer 12$10,377 USD
Retailer 14$11,535 USD
Retailer 13$11,575 USD
Do Amore Diamonds$26,890 USD

40 data points across 15 retailers

19 retailers$2,753 USD to $17,835 USD

A
Cheapest Retailer
-
$2,753 USD
B+
Retailer 2
-
$4,276 USD
View
B+
Retailer 3
-
$4,378 USD
View
Final sale: no returns
Retailer 4
-
$4,534 USD
View
Price last confirmed 17 days ago
B+
Retailer 5
-
$4,590 USD
View
Retailer 6
-
$5,395 USD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$6,445 USD
£5,075 GBP
View
B+
Retailer 8
-
$6,481 USD
View
B
Retailer 9
-
$7,041 USD
£5,544 GBP
View
B+
Retailer 10
-
$8,295 USD
View
Retailer 11
-
$9,302 USD
A$14,311 AUD
View
Price last confirmed 21 days ago
B
Retailer 12
-
$10,350 USD
View
B
Retailer 13
-
$10,377 USD
£8,171 GBP
View
Retailer 14
-
$11,535 USD
A$17,746 AUD
View
Price last confirmed 7 days ago
B
Retailer 15
-
$11,575 USD
ZAR 186,995 ZAR
View
B
Retailer 16
-
$11,912 USD
View
B
Retailer 17
-
$13,091 USD
View
B
Retailer 18
-
$17,835 USD
View
Most Expensive
Do Amore Diamonds
27-A36CD7277 · Oct 27
$26,890 USD
View
Price under review
18 more retailers have this diamond
Prices start from $2,753 USDSave up to $15,082 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
3.05ct Cushion
$2,753 USD