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Cushion|Lab Grown|IGI

3.06ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG677570466

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG677570466

Diamond specifications and retailer prices

From €491 EUR
$548 USD
As of October 30, 2026
Save €971 EUR (66%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €1,462 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG677570466 or 677570466. Listed at 6 retailers as of October 26, 2026, with prices from €491 to €1,462, a €971 spread on the same certified stone. MOH London lists it at €1,462. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.06
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677570466
Dimensions10.44 × 7.10 × 4.84 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.44 mm7.10 mm3.06 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677570466
Side View
Table 59.0%Crown 36.5°Girdle: MED-THKPavilion 38.5°Culet: NoneDepth 68.2%

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 30
Current: €1,462 EUR|Low: €491 EUR|High: €1,468 EUR|Avg: €829 EUR|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 4€491 EUR
Retailer 7€643 EUR
Retailer 5€650 EUR
Retailer 2€652 EUR
Retailer 8€658 EUR
Retailer 3€889 EUR
Retailer 6€1,211 EUR
MOH London€1,462 EUR

15 data points across 8 retailers

6 retailers€491 EUR to €1,462 EUR

B+
Cheapest Retailer
-
€491 EUR
$548 USD
A
Retailer 2
-
€650 EUR
$726 USD
View
A
Retailer 3
-
€652 EUR
£573 GBP
View
A
Retailer 4
-
€889 EUR
$993 USD
View
B+
Retailer 5
-
€1,211 EUR
$1,353 USD
View
Most Expensive
B
MOH London
LG677570466 · Oct 26
€1,462 EUR
£1,286 GBP
View
5 more retailers have this diamond
Prices start from €491 EURSave up to €971 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
3.06ct Cushion
€491 EUR