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Cushion|Lab Grown|IGI

3.00ct H SI1 Cushion Lab Grown Diamond

ID • H/SI1 • IGI LG789630414

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG789630414

Diamond specifications and retailer prices

From €532 EUR
$594 USD
As of October 31, 2026
Save €1,927 EUR (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €2,459 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 3ct lab-grown cushion diamond

This 3ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG789630414 or 789630414. Listed at 10 retailers as of October 31, 2026, with prices from €532 to €2,459, a €1,927 spread on the same certified stone. MOH London lists it at €2,459. 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

3.00
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG789630414
Dimensions11.44 × 7.34 × 4.51 mm
L/W Ratio1.56
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.44 mm7.34 mm3.00 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG789630414
Side View
Table 60.0%Crown 32.8°Girdle: STK-THKPavilion 38°Culet: LargeDepth 61.4%

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: €2,459 EUR|Low: €532 EUR|High: €3,240 EUR|Avg: €1,364 EUR|-12.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 9€532 EUR
Retailer 7€589 EUR
Retailer 4€680 EUR
Retailer 8€789 EUR
Retailer 2€896 EUR
Retailer 6€905 EUR
Retailer 5€973 EUR
Retailer 3€1,781 EUR
Retailer 10€1,914 EUR
MOH London€2,459 EUR

22 data points across 10 retailers

10 retailers€532 EUR to €2,459 EUR

A
Cheapest Retailer
-
€532 EUR
$594 USD
Final sale: no returns
Retailer 2
-
€589 EUR
$658 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
€680 EUR
$760 USD
View
B+
Retailer 4
-
€789 EUR
$882 USD
View
A
Retailer 5
-
€896 EUR
View
A
Retailer 6
-
€905 EUR
$1,011 USD
View
A
Retailer 7
-
€973 EUR
$1,087 USD
View
B+
Retailer 8
-
€1,781 EUR
$1,990 USD
View
B+
Retailer 9
-
€1,914 EUR
$2,138 USD
View
Most Expensive
B
MOH London
LG789630414 · Nov 1
€2,459 EUR
£2,163 GBP
View
9 more retailers have this diamond
Prices start from €532 EURSave up to €1,927 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
€532 EUR