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Cushion|Lab Grown|IGI

1.02ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG630430335

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG630430335

Diamond specifications and retailer prices

From €241 EUR
As of November 5, 2026
Save €207 EUR (46%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,217 EUR at MOH London · As of October 25, 2026
View at MOH London

About this 1.02ct lab-grown cushion diamond

This 1.02ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG630430335 or 630430335. Listed at 9 retailers as of November 4, 2026, with a 86% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.02
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.7°
Pavilion angle43.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630430335
Dimensions6.98 × 5.38 × 3.59 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Top View
6.98 mm5.38 mm1.02 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630430335
Side View
Table 66.0%Crown 28.7°Girdle: MED-THKPavilion 43.2°Culet: NoneDepth 66.7%

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 5
Current: €1,217 EUR|Low: €146 EUR|High: €1,231 EUR|Avg: €399 EUR|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 7€146 EUR
Retailer 6€189 EUR
Retailer 2€241 EUR
Retailer 10€260 EUR
Retailer 3€274 EUR
Retailer 5€276 EUR
Retailer 8€276 EUR
Retailer 9€433 EUR
Retailer 4€448 EUR
MOH London€1,217 EUR

35 data points across 10 retailers

9 retailers€241 EUR to €448 EUR

Retailer 1
-
€146 EUR
Price last confirmed 13 days ago
A
Retailer 2
-
€241 EUR
View
A
Retailer 3
-
€260 EUR
View
A
Retailer 4
-
€274 EUR
View
A
Retailer 5
-
€276 EUR
View
A
Retailer 6
-
€276 EUR
View
B+
Retailer 7
-
€433 EUR
View
B+
Retailer 8
-
€448 EUR
View
Most Expensive
MOH London
630430335 · Oct 25
€1,217 EUR
£1,070 GBP
View
Price last confirmed 12 days ago
8 more retailers have this diamond
Prices start from €241 EURSave up to €207 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
1.02ct Cushion
€241 EUR