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Radiant|Lab Grown|IGI

1.23ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG706553603

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

Certificate IGI LG706553603

Diamond specifications and retailer prices

From £145 GBP
As of November 4, 2026
Save £1,245 GBP (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,389 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG706553603 or 706553603. Listed at 19 retailers as of November 4, 2026, with prices from £145 to £1,389, a £1,245 spread on the same certified stone. Do Amore Diamonds lists it at £1,389. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706553603
Dimensions5.36 × 5.36 × 7.55 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.36 mm5.36 mm1.23 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706553603
Side View
Table 65.0%Crown 43.1°Girdle: MED-STKPavilion 33.6°Culet: NoneDepth 64.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £364 GBP|Low: £139 GBP|High: £973 GBP|Avg: £442 GBP|+2.5%
Retailer 1
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
Retailer 15
Retailer 16
November 5, 2026
Retailer 14£145 GBP
Retailer 7£162 GBP
Retailer 4£169 GBP
Retailer 2£180 GBP
Retailer 5£180 GBP
Retailer 16£242 GBP
Retailer 1£364 GBP
Retailer 6£418 GBP
Retailer 10£485 GBP
Retailer 15£502 GBP
Retailer 12£525 GBP
Retailer 13£580 GBP
Retailer 11£602 GBP
Retailer 3£638 GBP
Retailer 8£781 GBP
Retailer 9£794 GBP

44 data points across 16 retailers

19 retailers£145 GBP to £1,389 GBP

A
Cheapest Retailer
-
£145 GBP
A
Retailer 2
-
£162 GBP
View
Final sale: no returns
A
Retailer 3
-
£169 GBP
View
A
Retailer 4
-
£180 GBP
View
Retailer 5
-
£180 GBP
View
Price last confirmed 12 days ago
B+
Retailer 6
-
£242 GBP
View
A
Retailer 7
-
£279 GBP
View
A
Retailer 8
-
£364 GBP
View
B+
Retailer 9
-
£418 GBP
View
B+
Retailer 10
-
£485 GBP
View
Retailer 11
-
£502 GBP
View
Price last confirmed 16 days ago
Retailer 12
-
£525 GBP
View
Price last confirmed 9 days ago
B+
Retailer 13
-
£580 GBP
View
B+
Retailer 14
-
£602 GBP
View
B
Retailer 15
-
£638 GBP
View
B
Retailer 16
-
£766 GBP
View
B
Retailer 17
-
£781 GBP
View
B
Retailer 18
-
£794 GBP
View
Most Expensive
B
Do Amore Diamonds
27-7CD865C99 · Nov 4
£1,389 GBP
$1,870 USD
View
18 more retailers have this diamond
Prices start from £145 GBPSave up to £1,245 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.

A
1.23ct Radiant
£145 GBP