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Radiant|Lab Grown|IGI

1.00ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG813648969

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

Certificate IGI LG813648969

Diamond specifications and retailer prices

From €115 EUR
$129 USD
As of November 2, 2026
Save €1,082 EUR (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,197 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG813648969 or 813648969. Listed at 11 retailers as of November 1, 2026, with prices from €115 to €1,197, a €1,082 spread on the same certified stone. MOH London lists it at €1,197. 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
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813648969
Dimensions7.12 × 4.94 × 3.22 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.12 mm4.94 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813648969
Side View
Table 67.0%Crown 46°Girdle: MediumPavilion 34.8°Culet: NoneDepth 65.2%

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: Nov 2
Current: €1,197 EUR|Low: €111 EUR|High: €1,212 EUR|Avg: €446 EUR|+1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 6€115 EUR
Retailer 10€134 EUR
Retailer 4€187 EUR
Retailer 2€258 EUR
Retailer 11€431 EUR
Retailer 3€455 EUR
Retailer 8€461 EUR
Retailer 7€483 EUR
Retailer 9€486 EUR
Retailer 5€487 EUR
MOH London€1,197 EUR

29 data points across 11 retailers

11 retailers€115 EUR to €1,197 EUR

A
Cheapest Retailer
-
€115 EUR
$129 USD
A
Retailer 2
-
€134 EUR
$150 USD
View
Retailer 3
-
€187 EUR
£164 GBP
View
Price last confirmed 16 days ago
A
Retailer 4
-
€258 EUR
View
B+
Retailer 5
-
€431 EUR
$482 USD
View
B+
Retailer 6
-
€455 EUR
A$782 AUD
View
B
Retailer 7
-
€461 EUR
$515 USD
View
B+
Retailer 8
-
€483 EUR
$540 USD
View
Retailer 9
-
€486 EUR
SGD 733 SGD
View
Price last confirmed 21 days ago
B
Retailer 10
-
€487 EUR
$544 USD
View
Most Expensive
B
MOH London
LG813648969 · Nov 1
€1,197 EUR
£1,053 GBP
View
10 more retailers have this diamond
Prices start from €115 EURSave up to €1,082 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 Radiant
€115 EUR