Radiant|Lab Grown|IGI

1.09ct G VVS1 Radiant Lab Grown Diamond

ID • G/VVS1 • IGI LG669481994

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

Certificate IGI LG669481994

Diamond specifications and retailer prices

From €431 EUR
$482 USD
As of October 30, 2026
Save €148 EUR (26%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €580 EUR at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.09ct lab-grown radiant diamond

This 1.09ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG669481994 or 669481994. Listed at 2 retailers as of October 30, 2026, with prices from €431 to €580, a €148 spread on the same certified stone. Diamond Quarter lists it at €580. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
G
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.4°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669481994
Dimensions7.17 × 5.03 × 3.55 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.17 mm5.03 mm1.09 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669481994
Side View
Table 63.0%Crown 40.4°Girdle: Slightly ThickPavilion 37.3°Culet: NoneDepth 70.6%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: €431 EUR|Low: €183 EUR|High: €1,504 EUR|Avg: €617 EUR|-10.6%
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September 23, 2026
Retailer 3€223 EUR
Retailer 4€275 EUR
Retailer 8€299 EUR
Retailer 14€324 EUR
Retailer 12€340 EUR
Retailer 6€386 EUR
Retailer 1€431 EUR
Retailer 15€447 EUR
Retailer 7€502 EUR
Retailer 13€685 EUR
Retailer 10€737 EUR
Retailer 11€776 EUR
Retailer 9€895 EUR
Retailer 5€996 EUR
Retailer 2€1,477 EUR

50 data points across 15 retailers

2 retailers€431 EUR to €580 EUR

B+
Cheapest Retailer
-
€431 EUR
$482 USD
Most Expensive
B
Diamond Quarter
1.09VVS1GLG94415DN · Oct 31
€580 EUR
£510 GBP
View
1 more retailer has this diamond
Prices start from €431 EURSave up to €148 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+
1.09ct Radiant
€431 EUR