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Cushion|Lab Grown|IGI

3.09ct F IF Cushion Lab Grown Diamond

EX • F/IF • IGI LG633464388

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG633464388

Diamond specifications and retailer prices

From €1,509 EUR
$1,686 USD
As of November 1, 2026
Save €8,361 EUR (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €9,870 EUR at Yadav Diamonds · As of October 30, 2026
View at Yadav Diamonds

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG633464388 or 633464388. Listed at 12 retailers as of October 30, 2026, with prices from €1,509 to €9,870, a €8,361 spread on the same certified stone. Yadav Diamonds lists it at €9,870. 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

3.09
Carat
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG633464388
Dimensions8.69 × 8.33 × 5.38 mm
L/W Ratio1.04
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
8.69 mm8.33 mm3.09 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG633464388
Side View
Table 58.0%Crown 36.8°Girdle: MED-THKPavilion 35.1°Culet: NoneDepth 64.6%

Caratlytics Score

How it works →
A
Excellent
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: €2,022 EUR|Low: €1,320 EUR|High: €6,457 EUR|Avg: €3,088 EUR|-6.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 3€1,320 EUR
Retailer 9€1,509 EUR
Retailer 1€2,022 EUR
Retailer 2€2,050 EUR
Retailer 6€2,182 EUR
Retailer 8€2,196 EUR
Retailer 7€3,328 EUR
Retailer 10€3,725 EUR
Retailer 4€4,093 EUR
Retailer 11€5,081 EUR
Retailer 5€6,381 EUR

43 data points across 11 retailers

12 retailers€1,509 EUR to €9,870 EUR

Retailer 1
-
€1,320 EUR
$1,475 USD
Price last confirmed 20 days ago
A
Retailer 2
-
€1,509 EUR
$1,686 USD
View
A
Retailer 3
-
€2,022 EUR
£1,779 GBP
View
A
Retailer 4
-
€2,050 EUR
$2,290 USD
View
A
Retailer 5
-
€2,182 EUR
View
A
Retailer 6
-
€2,196 EUR
$2,453 USD
View
B+
Retailer 7
-
€3,328 EUR
ZAR 60,072 ZAR
View
B+
Retailer 8
-
€3,725 EUR
$4,162 USD
View
B+
Retailer 9
-
€4,093 EUR
£3,601 GBP
View
B
Retailer 10
-
€5,081 EUR
$5,677 USD
View
B
Retailer 11
-
€6,381 EUR
A$10,967 AUD
View
Most Expensive
B
Yadav Diamonds
13159559 · Oct 30
€9,870 EUR
$11,027 USD
View
11 more retailers have this diamond
Prices start from €1,509 EURSave up to €8,361 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
3.09ct Cushion
€1,509 EUR