CaratHunter
Plans
Cushion|Lab Grown|IGI

1.00ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG754537731

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG754537731

Diamond specifications and retailer prices

From €198 EUR
$221 USD
As of October 25, 2026
Save €1,404 EUR (88%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,602 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1ct lab-grown cushion diamond

This 1ct 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 LG754537731 or 754537731. Listed at 8 retailers as of October 25, 2026, with prices from €198 to €1,602, a €1,404 spread on the same certified stone. Do Amore Diamonds lists it at €1,602. 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

1.00
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754537731
Dimensions6.92 × 5.34 × 3.52 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.92 mm5.34 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754537731
Side View
Table 62.0%Crown 33.1°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 65.9%

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 25
Current: €1,602 EUR|Low: €198 EUR|High: €1,602 EUR|Avg: €576 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4€198 EUR
Retailer 7€206 EUR
Retailer 6€268 EUR
Retailer 5€294 EUR
Retailer 2€400 EUR
Retailer 3€1,029 EUR
Do Amore Diamonds€1,602 EUR

40 data points across 7 retailers

8 retailers€198 EUR to €1,602 EUR

A
Cheapest Retailer
-
€198 EUR
$221 USD
A
Retailer 2
-
€206 EUR
$230 USD
View
B+
Retailer 3
-
€268 EUR
$299 USD
View
A
Retailer 4
-
€294 EUR
$328 USD
View
B+
Retailer 5
-
€400 EUR
£352 GBP
View
B
Retailer 6
-
€858 EUR
$959 USD
View
B
Retailer 7
-
€1,029 EUR
£905 GBP
View
Most Expensive
B
Do Amore Diamonds
23-754537731 · Oct 31
€1,602 EUR
$1,790 USD
View
7 more retailers have this diamond
Prices start from €198 EURSave up to €1,404 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
1.00ct Cushion
€198 EUR