Cushion|Lab Grown|IGI

3.05ct G IF Cushion Lab Grown Diamond

EX • G/IF • IGI LG629477689

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG629477689

Diamond specifications and retailer prices

From €1,532 EUR
$1,712 USD
As of October 30, 2026
Save €3,653 EUR (70%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €5,185 EUR at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG629477689 or 629477689. Listed at 7 retailers as of October 30, 2026, with prices from €1,532 to €5,185, a €3,653 spread on the same certified stone. Taylor and Hart lists it at €5,185. 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
G
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG629477689
Dimensions9.93 × 7.72 × 5.05 mm
L/W Ratio1.29
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.93 mm7.72 mm3.05 ctG / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG629477689
Side View
Table 65.0%Crown 36.6°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 65.4%

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: Oct 30
Current: €2,064 EUR|Low: €1,468 EUR|High: €5,185 EUR|Avg: €2,779 EUR|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
October 31, 2026
Retailer 5€1,532 EUR
Retailer 1€2,064 EUR
Retailer 4€2,098 EUR
Retailer 2€2,242 EUR
Retailer 6€2,293 EUR
Retailer 3€4,183 EUR
Taylor and Hart€5,185 EUR

40 data points across 7 retailers

7 retailers€1,532 EUR to €5,185 EUR

A
Cheapest Retailer
-
€1,532 EUR
$1,712 USD
A
Retailer 2
-
€2,064 EUR
£1,816 GBP
View
A
Retailer 3
-
€2,098 EUR
$2,344 USD
View
A
Retailer 4
-
€2,242 EUR
View
A
Retailer 5
-
€2,293 EUR
$2,562 USD
View
B+
Retailer 6
-
€4,183 EUR
£3,680 GBP
View
Most Expensive
B
Taylor and Hart
XSG1D9Z · Oct 30
€5,185 EUR
$5,793 USD
View
6 more retailers have this diamond
Prices start from €1,532 EURSave up to €3,653 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
3.05ct Cushion
€1,532 EUR