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Cushion|Lab Grown|IGI

3.05ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG668432322

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG668432322

Diamond specifications and retailer prices

From $1,410 USD
As of October 29, 2026
Save $8,340 USD (86%) vs most expensive(unlock to see where)
20 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 LG668432322 or 668432322. Listed at 20 retailers as of October 29, 2026, with a 591% 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668432322
Dimensions8.44 × 8.39 × 5.55 mm
L/W Ratio1.01
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
8.44 mm8.39 mm3.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668432322
Side View
Table 60.0%Crown 38.8°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 66.2%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $10,360 USD|Low: $1,410 USD|High: $10,382 USD|Avg: $4,171 USD|-0.2%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
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Retailer 17
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Retailer 19
Retailer 20
October 30, 2026
Retailer 6$1,410 USD
Retailer 2$1,531 USD
Retailer 8$1,745 USD
Retailer 5$1,792 USD
Retailer 15$2,041 USD
Retailer 7$2,125 USD
Retailer 17$2,256 USD
Retailer 19$2,275 USD
Retailer 18$3,266 USD
Retailer 20$3,399 USD
Retailer 10$3,730 USD
Retailer 9$3,758 USD
Retailer 14$4,020 USD
Retailer 3$4,543 USD
Retailer 16$4,994 USD
Retailer 4$5,176 USD
Retailer 11$5,525 USD
Retailer 12$7,400 USD
Retailer 13$9,750 USD
Novita Diamonds$10,360 USD

31 data points across 20 retailers

20 retailers$1,410 USD to $9,750 USD

A+
Cheapest Retailer
-
$1,410 USD
Final sale: no returns
A
Retailer 2
-
$1,531 USD
View
A
Retailer 3
-
$1,745 USD
View
A
Retailer 4
-
$1,792 USD
HK$14,000 HKD
View
A
Retailer 5
-
$2,041 USD
£1,607 GBP
View
A
Retailer 6
-
$2,125 USD
View
A
Retailer 7
-
$2,256 USD
View
A
Retailer 8
-
$2,275 USD
€2,167 EUR
View
A
Retailer 9
-
$3,266 USD
ZAR 52,761 ZAR
View
A
Retailer 10
-
$3,399 USD
£2,676 GBP
View
Retailer 11
-
$3,730 USD
A$5,738 AUD
View
Price last confirmed 8 days ago
A
Retailer 12
-
$3,758 USD
View
A
Retailer 13
-
$4,020 USD
View
A
Retailer 14
-
$4,543 USD
£3,577 GBP
View
B+
Retailer 15
-
$4,994 USD
View
B+
Retailer 16
-
$5,176 USD
SGD 6,995 SGD
View
Retailer 17
-
$5,525 USD
View
Price last confirmed 12 days ago
B
Retailer 18
-
$7,400 USD
View
B
Retailer 19
-
$9,750 USD
View
Most Expensive
Novita Diamonds
cert_668432322 · Oct 8
$10,360 USD
A$15,939 AUD
View
Price last confirmed 22 days ago
19 more retailers have this diamond
Prices start from $1,410 USDSave up to $8,340 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
$1,410 USD