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Cushion|Lab Grown|IGI

3.05ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG754508240

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG754508240

Diamond specifications and retailer prices

From $1,675 USD
As of October 30, 2026
Save $7,295 USD (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $10,360 USD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508240 or 754508240. Listed at 23 retailers as of October 30, 2026, with a 436% 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
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508240
Dimensions7.95 × 7.95 × 5.19 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
7.95 mm7.95 mm3.05 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508240
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 35.8°Culet: NoneDepth 65.3%

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: $10,360 USD|Low: $1,675 USD|High: $10,382 USD|Avg: $4,433 USD|-0.2%
Novita Diamonds
Retailer 2
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Retailer 22
October 30, 2026
Retailer 13$1,675 USD
Retailer 2$1,742 USD
Retailer 12$1,760 USD
Retailer 18$1,993 USD
Retailer 7$2,099 USD
Retailer 21$2,297 USD
Retailer 19$2,357 USD
Retailer 3$2,694 USD
Retailer 15$2,758 USD
Retailer 22$3,877 USD
Retailer 4$4,039 USD
Retailer 11$4,132 USD
Retailer 6$4,340 USD
Retailer 9$4,563 USD
Retailer 17$4,666 USD
Retailer 10$5,224 USD
Retailer 14$5,525 USD
Retailer 20$5,917 USD
Retailer 5$6,078 USD
Retailer 8$8,614 USD
Retailer 16$8,970 USD
Novita Diamonds$10,360 USD

25 data points across 22 retailers

23 retailers$1,675 USD to $8,970 USD

A
Cheapest Retailer
-
$1,675 USD
Final sale: no returns
A
Retailer 2
-
$1,742 USD
View
A
Retailer 3
-
$1,760 USD
View
A
Retailer 4
-
$1,993 USD
£1,569 GBP
View
A
Retailer 5
-
$2,099 USD
HK$16,400 HKD
View
A
Retailer 6
-
$2,297 USD
View
A
Retailer 7
-
$2,357 USD
£1,856 GBP
View
A
Retailer 8
-
$2,694 USD
€2,566 EUR
View
A
Retailer 9
-
$2,758 USD
View
A
Retailer 10
-
$3,877 USD
ZAR 62,635 ZAR
View
A
Retailer 11
-
$4,039 USD
£3,180 GBP
View
Retailer 12
-
$4,132 USD
A$6,357 AUD
View
Price last confirmed 8 days ago
A
Retailer 13
-
$4,340 USD
View
B+
Retailer 14
-
$4,563 USD
View
B+
Retailer 15
-
$4,666 USD
View
B+
Retailer 16
-
$5,224 USD
£4,113 GBP
View
Retailer 17
-
$5,525 USD
View
Price last confirmed 12 days ago
B+
Retailer 18
-
$5,917 USD
View
B+
Retailer 19
-
$6,078 USD
SGD 8,213 SGD
View
B
Retailer 20
-
$7,400 USD
View
B
Retailer 21
-
$8,614 USD
View
B
Retailer 22
-
$8,970 USD
View
Most Expensive
Novita Diamonds
cert_754508240 · Oct 8
$10,360 USD
A$15,939 AUD
View
Price last confirmed 22 days ago
22 more retailers have this diamond
Prices start from $1,675 USDSave up to $7,295 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
$1,675 USD