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Cushion|Lab Grown|IGI

3.00ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG728578046

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG728578046

Diamond specifications and retailer prices

From €1,420 EUR
$1,586 USD
As of October 31, 2026
Save €6,095 EUR (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €9,120 EUR at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3ct lab-grown cushion diamond

This 3ct 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 LG728578046 or 728578046. Listed at 20 retailers as of October 31, 2026, with a 429% 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

3.00
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728578046
Dimensions9.69 × 7.71 × 5.06 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
9.69 mm7.71 mm3.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728578046
Side View
Table 62.0%Crown 33.5°Girdle: MED-STKPavilion 35.8°Culet: NoneDepth 65.6%

Caratlytics Score

How it works →
A
Excellent
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 31
Current: €9,120 EUR|Low: €1,420 EUR|High: €10,043 EUR|Avg: €4,196 EUR|-0.2%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 11
Retailer 12
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Retailer 20
October 31, 2026
Retailer 19€1,420 EUR
Retailer 11€1,665 EUR
Retailer 14€1,665 EUR
Retailer 4€1,787 EUR
Retailer 13€2,075 EUR
Retailer 2€2,356 EUR
Retailer 12€2,427 EUR
Retailer 17€2,624 EUR
Retailer 18€3,415 EUR
Retailer 20€3,547 EUR
Retailer 9€3,639 EUR
Retailer 7€4,017 EUR
Retailer 15€4,542 EUR
Retailer 8€4,600 EUR
Retailer 10€4,914 EUR
Retailer 16€5,173 EUR
Retailer 3€5,174 EUR
Retailer 6€6,561 EUR
Retailer 5€7,514 EUR
Novita Diamonds€9,120 EUR

32 data points across 20 retailers

20 retailers€1,420 EUR to €7,514 EUR

A
Cheapest Retailer
-
€1,420 EUR
$1,586 USD
Final sale: no returns
A
Retailer 2
-
€1,665 EUR
$1,860 USD
View
A
Retailer 3
-
€1,665 EUR
$1,860 USD
View
A
Retailer 4
-
€1,787 EUR
HK$15,600 HKD
View
A
Retailer 5
-
€2,075 EUR
£1,826 GBP
View
A
Retailer 6
-
€2,356 EUR
View
A
Retailer 7
-
€2,427 EUR
$2,712 USD
View
A
Retailer 8
-
€2,624 EUR
$2,932 USD
View
A
Retailer 9
-
€3,415 EUR
ZAR 61,627 ZAR
View
A
Retailer 10
-
€3,547 EUR
£3,120 GBP
View
Retailer 11
-
€3,639 EUR
A$6,254 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
€4,017 EUR
$4,488 USD
View
B+
Retailer 13
-
€4,542 EUR
$5,075 USD
View
B+
Retailer 14
-
€4,600 EUR
£4,047 GBP
View
Retailer 15
-
€4,914 EUR
$5,490 USD
View
Price last confirmed 10 days ago
B+
Retailer 16
-
€5,173 EUR
$5,780 USD
View
B+
Retailer 17
-
€5,174 EUR
SGD 7,812 SGD
View
B
Retailer 18
-
€6,561 EUR
$7,330 USD
View
B
Retailer 19
-
€7,514 EUR
$8,395 USD
View
Most Expensive
Novita Diamonds
cert_728578046 · Oct 8
€9,120 EUR
A$15,675 AUD
View
Price last confirmed 23 days ago
19 more retailers have this diamond
Prices start from €1,420 EURSave up to €6,095 EUR

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
3.00ct Cushion
€1,420 EUR