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Cushion|Lab Grown|IGI

3.05ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG689566612

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG689566612

Diamond specifications and retailer prices

From $1,460 USD
As of October 30, 2026
Save $8,900 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 27, 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 LG689566612 or 689566612. Listed at 20 retailers as of October 27, 2026, with prices from $1,460 to $10,360, a $8,900 spread on the same certified stone. Novita Diamonds lists it at $10,360. 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 angle32.6°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689566612
Dimensions9.81 × 7.80 × 5.13 mm
L/W Ratio1.26
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
9.81 mm7.80 mm3.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689566612
Side View
Table 60.0%Crown 32.6°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 65.8%

Caratlytics Score

How it works →
A+
Exceptional
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: $1,460 USD|High: $10,382 USD|Avg: $4,257 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
Retailer 13
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Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 14$1,460 USD
Retailer 12$1,580 USD
Retailer 13$1,742 USD
Retailer 5$1,843 USD
Retailer 2$2,132 USD
Retailer 19$2,448 USD
Retailer 10$2,490 USD
Retailer 17$2,977 USD
Retailer 18$3,513 USD
Retailer 3$3,658 USD
Retailer 11$3,730 USD
Retailer 8$4,160 USD
Retailer 9$4,716 USD
Retailer 15$4,717 USD
Retailer 16$5,312 USD
Retailer 4$5,345 USD
Retailer 6$5,807 USD
Retailer 7$7,450 USD
Novita Diamonds$10,360 USD

27 data points across 19 retailers

20 retailers$1,460 USD to $10,360 USD

A+
Cheapest Retailer
-
$1,460 USD
Final sale: no returns
A
Retailer 2
-
$1,580 USD
View
A
Retailer 3
-
$1,742 USD
View
A
Retailer 4
-
$1,843 USD
HK$14,400 HKD
View
A
Retailer 5
-
$2,132 USD
£1,679 GBP
View
A
Retailer 6
-
$2,448 USD
€2,331 EUR
View
A
Retailer 7
-
$2,490 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
-
$3,730 USD
A$5,738 AUD
View
Price last confirmed 8 days ago
A
Retailer 12
-
$4,160 USD
View
B+
Retailer 13
-
$4,716 USD
£3,713 GBP
View
B+
Retailer 14
-
$4,717 USD
View
B+
Retailer 15
-
$5,312 USD
View
B+
Retailer 16
-
$5,345 USD
SGD 7,223 SGD
View
Retailer 17
-
$5,565 USD
View
Price last confirmed 87 days ago
B+
Retailer 18
-
$5,807 USD
View
B
Retailer 19
-
$7,450 USD
View
Most Expensive
B
Novita Diamonds
cert_689566612 · Oct 8
$10,360 USD
A$15,939 AUD
View
19 more retailers have this diamond
Prices start from $1,460 USDSave up to $8,900 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
$1,460 USD