Radiant|Lab Grown|IGI

9.00ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG683582577

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG683582577

Diamond specifications and retailer prices

From €4,581 EUR
SGD 6,916 SGD
As of October 31, 2026
14 retailers carry this diamond
Most expensive: €5,855 EUR at Adiamor · As of October 19, 2026
View at Adiamor

About this 9ct lab-grown radiant diamond

This 9ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG683582577 or 683582577. Listed at 14 retailers as of October 31, 2026. 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

9.00
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683582577
Dimensions15.42 × 9.65 × 7.11 mm
L/W Ratio1.60
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.42 mm9.65 mm9.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683582577
Side View
Table 62.0%Crown 32.5°Girdle: ThickPavilion 34.8°Culet: NoneDepth 73.7%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €5,855 EUR|Low: €1,321 EUR|High: €5,855 EUR|Avg: €3,378 EUR
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 23, 2026
Retailer 14€1,321 EUR
Retailer 13€1,369 EUR
Retailer 12€1,522 EUR
Retailer 9€1,637 EUR
Retailer 8€1,978 EUR
Retailer 3€2,165 EUR
Retailer 2€2,271 EUR
Retailer 10€2,552 EUR
Retailer 11€4,065 EUR
Retailer 7€4,422 EUR
Retailer 5€4,581 EUR
Retailer 6€4,808 EUR
Retailer 4€5,268 EUR
Adiamor€5,855 EUR

22 data points across 14 retailers

14 retailers

Retailer 1
-
€1,369 EUR
$1,529 USD
Price last confirmed 19 days ago
Retailer 2
-
€1,522 EUR
$1,700 USD
View
Price last confirmed 12 days ago
Retailer 3
-
€1,637 EUR
£1,440 GBP
View
Price last confirmed 15 days ago
Retailer 4
-
€1,978 EUR
£1,740 GBP
View
Price last confirmed 13 days ago
Retailer 5
-
€2,165 EUR
$2,419 USD
View
Price last confirmed 14 days ago
Retailer 6
-
€2,271 EUR
View
Price last confirmed 9 days ago
Retailer 7
-
€2,552 EUR
$2,851 USD
View
Price last confirmed 13 days ago
Retailer 8
-
€2,566 EUR
$2,867 USD
View
Price last confirmed 15 days ago
Retailer 9
-
€4,065 EUR
$4,541 USD
View
Price last confirmed 13 days ago
Retailer 10
-
€4,422 EUR
£3,890 GBP
View
Price last confirmed 13 days ago
B
Retailer 11
-
€4,581 EUR
SGD 6,916 SGD
View
Retailer 12
-
€4,808 EUR
$5,372 USD
View
Price last confirmed 13 days ago
Retailer 13
-
€5,268 EUR
$5,885 USD
View
Price last confirmed 27 days ago
Most Expensive
Adiamor
D-67475598 · Oct 19
€5,855 EUR
$6,541 USD
View
Price last confirmed 12 days ago
13 more retailers have this diamond
Prices start from €4,581 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.

B
9.00ct Radiant
€4,581 EUR