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Cushion|Lab Grown|IGI

3.05ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG700513245

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG700513245

Diamond specifications and retailer prices

From $1,671 USD
As of October 29, 2026
Save $5,779 USD (78%) 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 LG700513245 or 700513245. Listed at 20 retailers as of October 29, 2026, with a 346% 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 angle35.8°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700513245
Dimensions9.71 × 7.93 × 5.12 mm
L/W Ratio1.22
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
9.71 mm7.93 mm3.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700513245
Side View
Table 60.0%Crown 35.8°Girdle: MED-STKPavilion 35°Culet: NoneDepth 64.6%

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: $1,671 USD|High: $11,250 USD|Avg: $4,642 USD|-0.2%
Novita 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
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Retailer 19
Retailer 20
October 30, 2026
Retailer 7$1,671 USD
Retailer 2$1,742 USD
Retailer 4$1,843 USD
Retailer 9$1,890 USD
Retailer 14$2,132 USD
Retailer 18$2,448 USD
Retailer 11$2,758 USD
Retailer 16$2,977 USD
Retailer 17$3,513 USD
Retailer 19$3,658 USD
Retailer 10$4,132 USD
Retailer 8$4,160 USD
Retailer 13$4,717 USD
Retailer 20$4,886 USD
Retailer 15$5,312 USD
Retailer 3$5,345 USD
Retailer 12$5,635 USD
Retailer 5$5,807 USD
Retailer 6$7,450 USD
Novita Diamonds$10,360 USD

30 data points across 20 retailers

20 retailers$1,671 USD to $7,450 USD

A+
Cheapest Retailer
-
$1,671 USD
Final sale: no returns
A
Retailer 2
-
$1,742 USD
View
A
Retailer 3
-
$1,843 USD
HK$14,400 HKD
View
A
Retailer 4
-
$1,890 USD
View
A
Retailer 5
-
$2,132 USD
£1,679 GBP
View
A
Retailer 6
-
$2,448 USD
€2,331 EUR
View
A
Retailer 7
-
$2,758 USD
View
A
Retailer 8
-
$2,977 USD
View
A
Retailer 9
-
$3,513 USD
ZAR 56,746 ZAR
View
A
Retailer 10
-
$3,658 USD
£2,880 GBP
View
Retailer 11
-
$4,132 USD
A$6,357 AUD
View
Price last confirmed 8 days ago
A
Retailer 12
-
$4,160 USD
View
B+
Retailer 13
-
$4,717 USD
View
B+
Retailer 14
-
$4,886 USD
£3,847 GBP
View
B+
Retailer 15
-
$5,312 USD
View
B+
Retailer 16
-
$5,345 USD
SGD 7,223 SGD
View
Retailer 17
-
$5,635 USD
View
Price last confirmed 16 days ago
B+
Retailer 18
-
$5,807 USD
View
B+
Retailer 19
-
$7,450 USD
View
Most Expensive
Novita Diamonds
cert_700513245 · 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 $1,671 USDSave up to $5,779 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
$1,671 USD