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Cushion|Lab Grown|IGI

3.05ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG700514515

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG700514515

Diamond specifications and retailer prices

From $1,519 USD
As of November 1, 2026
Save $8,971 USD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $10,490 USD at Do Amore Diamonds · As of November 2, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG700514515 or 700514515. Listed at 20 retailers as of November 1, 2026, with prices from $1,519 to $10,490, a $8,971 spread on the same certified stone. Do Amore Diamonds lists it at $10,490. 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 angle35.2°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700514515
Dimensions9.56 × 7.80 × 5.18 mm
L/W Ratio1.23
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
9.56 mm7.80 mm3.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700514515
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 66.4%

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: Nov 1
Current: $10,490 USD|Low: $1,519 USD|High: $10,490 USD|Avg: $4,528 USD|+6.8%
Do Amore 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 15
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Retailer 19
Retailer 20
November 2, 2026
Retailer 8$1,519 USD
Retailer 18$1,621 USD
Retailer 10$1,890 USD
Retailer 7$1,920 USD
Retailer 2$2,132 USD
Retailer 3$2,273 USD
Retailer 14$2,285 USD
Retailer 17$2,431 USD
Retailer 16$3,416 USD
Retailer 4$3,513 USD
Retailer 5$3,658 USD
Retailer 9$4,160 USD
Retailer 19$4,280 USD
Retailer 13$4,860 USD
Retailer 20$5,366 USD
Retailer 11$5,525 USD
Retailer 6$5,549 USD
Retailer 12$7,400 USD
Retailer 15$10,232 USD
Do Amore Diamonds$10,490 USD

31 data points across 20 retailers

20 retailers$1,519 USD to $10,490 USD

A+
Cheapest Retailer
-
$1,519 USD
Final sale: no returns
A
Retailer 2
-
$1,621 USD
View
A
Retailer 3
-
$1,890 USD
View
A
Retailer 4
-
$1,920 USD
HK$15,000 HKD
View
A
Retailer 5
-
$2,132 USD
£1,679 GBP
View
A
Retailer 6
-
$2,273 USD
View
A
Retailer 7
-
$2,285 USD
View
A
Retailer 8
-
$2,431 USD
€2,315 EUR
View
A
Retailer 9
-
$3,416 USD
A$5,255 AUD
View
A
Retailer 10
-
$3,513 USD
ZAR 56,746 ZAR
View
A
Retailer 11
-
$3,658 USD
£2,880 GBP
View
A
Retailer 12
-
$4,160 USD
View
A
Retailer 13
-
$4,280 USD
View
B+
Retailer 14
-
$4,860 USD
£3,827 GBP
View
B+
Retailer 15
-
$5,366 USD
View
Retailer 16
-
$5,525 USD
View
Price last confirmed 14 days ago
B+
Retailer 17
-
$5,549 USD
SGD 7,498 SGD
View
B+
Retailer 18
-
$7,400 USD
View
B
Retailer 19
-
$10,232 USD
A$15,741 AUD
View
Most Expensive
B
Do Amore Diamonds
27-635E2A549 · Nov 2
$10,490 USD
View
19 more retailers have this diamond
Prices start from $1,519 USDSave up to $8,971 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
$1,519 USD