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Radiant|Lab Grown|IGI

1.09ct G VVS1 Radiant Lab Grown Diamond

ID • G/VVS1 • IGI LG683557895

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

Certificate IGI LG683557895

Diamond specifications and retailer prices

From £358 GBP
As of November 4, 2026
Save £123 GBP (26%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £481 GBP at Diamond Quarter · As of November 5, 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 LG683557895 or 683557895. Listed at 2 retailers as of November 4, 2026, with prices from £358 to £481, a £123 spread on the same certified stone. Diamond Quarter lists it at £481. 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
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683557895
Dimensions7.38 × 4.96 × 3.33 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.38 mm4.96 mm1.09 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683557895
Side View
Table 66.0%Crown 39°Girdle: MediumPavilion 34.4°Culet: NoneDepth 67.1%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 4
Current: £358 GBP|Low: £152 GBP|High: £1,248 GBP|Avg: £548 GBP|-10.6%
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September 23, 2026
Retailer 4£185 GBP
Retailer 5£228 GBP
Retailer 9£247 GBP
Retailer 15£269 GBP
Retailer 13£282 GBP
Retailer 7£320 GBP
Retailer 1£358 GBP
Retailer 16£371 GBP
Retailer 8£417 GBP
Retailer 14£568 GBP
Retailer 11£611 GBP
Retailer 12£643 GBP
Retailer 10£758 GBP
Retailer 6£826 GBP
Retailer 2£1,012 GBP
Retailer 3£1,226 GBP

50 data points across 16 retailers

2 retailers£358 GBP to £481 GBP

B+
Cheapest Retailer
-
£358 GBP
Most Expensive
B+
Diamond Quarter
1.09VVS1GLG95DCD3N · Nov 5
£481 GBP
View
1 more retailer has this diamond
Prices start from £358 GBPSave up to £123 GBP

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
£358 GBP