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Radiant|Lab Grown|IGI

1.23ct F VVS2 Radiant Lab Grown Diamond

VG • F/VVS2 • IGI LG617476874

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

Certificate IGI LG617476874

Diamond specifications and retailer prices

From £132 GBP
As of November 4, 2026
Save £1,153 GBP (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,285 GBP at Do Amore Diamonds · As of November 2, 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 very-good cut grade and certified by IGI LG617476874 or 617476874. Listed at 10 retailers as of November 2, 2026, with prices from £132 to £1,285, a £1,153 spread on the same certified stone. Do Amore Diamonds lists it at £1,285. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.23
Carat
F
Colour
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617476874
Dimensions7.44 × 5.25 × 3.60 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.44 mm5.25 mm1.23 ctF / VVS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617476874
Side View
Table 67.0%Crown 43.8°Girdle: MED-STKPavilion 36°Culet: NoneDepth 68.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £1,285 GBP|Low: £126 GBP|High: £1,285 GBP|Avg: £493 GBP|+1.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 4, 2026
Retailer 2£132 GBP
Retailer 9£154 GBP
Retailer 12£204 GBP
Retailer 8£292 GBP
Retailer 3£316 GBP
Retailer 10£338 GBP
Retailer 5£382 GBP
Retailer 11£447 GBP
Retailer 7£559 GBP
Retailer 6£583 GBP
Retailer 4£728 GBP
Retailer 13£857 GBP
Do Amore Diamonds£1,285 GBP

41 data points across 13 retailers

10 retailers£132 GBP to £1,285 GBP

A
Cheapest Retailer
-
£132 GBP
A
Retailer 2
-
£154 GBP
View
A
Retailer 3
-
£204 GBP
View
A
Retailer 4
-
£292 GBP
View
A
Retailer 5
-
£338 GBP
View
B+
Retailer 6
-
£447 GBP
View
B+
Retailer 7
-
£559 GBP
View
B+
Retailer 8
-
£583 GBP
View
B
Retailer 9
-
£857 GBP
View
Most Expensive
B
Do Amore Diamonds
27-2B9F7DA61 · Nov 2
£1,285 GBP
$1,730 USD
View
9 more retailers have this diamond
Prices start from £132 GBPSave up to £1,153 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
£132 GBP