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Cushion|Lab Grown|IGI

3.00ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG669420671

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

Certificate IGI LG669420671

Diamond specifications and retailer prices

From €1,241 EUR
$1,387 USD
As of October 31, 2026
Save €7,351 EUR (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €9,139 EUR at Novita Diamonds · As of October 5, 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 LG669420671 or 669420671. Listed at 21 retailers as of October 31, 2026, with a 592% 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 angle36.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669420671
Dimensions8.52 × 8.33 × 5.65 mm
L/W Ratio1.02
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
8.52 mm8.33 mm3.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669420671
Side View
Table 60.0%Crown 36.6°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 67.8%

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: €9,139 EUR|Low: €1,241 EUR|High: €9,139 EUR|Avg: €3,896 EUR|+0.4%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 6€1,241 EUR
Retailer 16€1,352 EUR
Retailer 15€1,410 EUR
Retailer 5€1,581 EUR
Retailer 13€1,798 EUR
Retailer 7€1,871 EUR
Retailer 20€1,958 EUR
Retailer 2€1,990 EUR
Retailer 21€2,877 EUR
Retailer 3€2,987 EUR
Retailer 11€3,285 EUR
Retailer 9€3,308 EUR
Retailer 18€3,548 EUR
Retailer 10€4,153 EUR
Retailer 19€4,399 EUR
Retailer 4€4,560 EUR
Retailer 12€4,865 EUR
Retailer 14€6,516 EUR
Retailer 8€7,589 EUR
Retailer 17€8,593 EUR
Novita Diamonds€9,139 EUR

31 data points across 21 retailers

21 retailers€1,241 EUR to €8,593 EUR

A
Cheapest Retailer
-
€1,241 EUR
$1,387 USD
Final sale: no returns
A
Retailer 2
-
€1,352 EUR
$1,510 USD
View
A
Retailer 3
-
€1,410 EUR
$1,575 USD
View
A
Retailer 4
-
€1,581 EUR
HK$13,800 HKD
View
A
Retailer 5
-
€1,798 EUR
£1,581 GBP
View
A
Retailer 6
-
€1,871 EUR
$2,090 USD
View
A
Retailer 7
-
€1,958 EUR
$2,187 USD
View
A
Retailer 8
-
€1,990 EUR
View
A
Retailer 9
-
€2,877 EUR
ZAR 51,917 ZAR
View
A
Retailer 10
-
€2,987 EUR
£2,628 GBP
View
Retailer 11
-
€3,285 EUR
A$5,646 AUD
View
Price last confirmed 9 days ago
A
Retailer 12
-
€3,308 EUR
$3,696 USD
View
A
Retailer 13
-
€3,548 EUR
$3,964 USD
View
B+
Retailer 14
-
€4,153 EUR
£3,653 GBP
View
B+
Retailer 15
-
€4,399 EUR
$4,915 USD
View
B+
Retailer 16
-
€4,560 EUR
SGD 6,885 SGD
View
Retailer 17
-
€4,865 EUR
$5,435 USD
View
Price last confirmed 10 days ago
B
Retailer 18
-
€6,516 EUR
$7,280 USD
View
B
Retailer 19
-
€7,589 EUR
$8,479 USD
View
B
Retailer 20
-
€8,593 EUR
$9,600 USD
View
Most Expensive
Novita Diamonds
cert_669420671 · Oct 5
€9,139 EUR
A$15,708 AUD
View
Price last confirmed 26 days ago
20 more retailers have this diamond
Prices start from €1,241 EURSave up to €7,351 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
€1,241 EUR