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Radiant|Lab Grown|IGI

1.28ct F VVS2 Radiant Lab Grown Diamond

ID • F/VVS2 • IGI LG759522257

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

Certificate IGI LG759522257

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)
23 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 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG759522257 or 759522257. Listed at 23 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

1.28
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle24.2°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG759522257
Dimensions5.45 × 5.45 × 3.62 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.45 mm5.45 mm1.28 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG759522257
Side View
Table 64.0%Crown 24.2°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 66.4%

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: £1,389 GBP|Low: £137 GBP|High: £1,389 GBP|Avg: £440 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 12
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Retailer 18
November 5, 2026
Retailer 16£145 GBP
Retailer 8£168 GBP
Retailer 5£180 GBP
Retailer 18£180 GBP
Retailer 3£242 GBP
Retailer 7£299 GBP
Retailer 13£343 GBP
Retailer 2£364 GBP
Retailer 6£420 GBP
Retailer 12£485 GBP
Retailer 10£509 GBP
Retailer 15£542 GBP
Retailer 17£580 GBP
Retailer 14£617 GBP
Retailer 4£638 GBP
Retailer 9£765 GBP
Retailer 11£795 GBP
Do Amore Diamonds£1,389 GBP

42 data points across 18 retailers

23 retailers£145 GBP to £1,389 GBP

A
Cheapest Retailer
-
£145 GBP
A
Retailer 2
-
£168 GBP
View
A
Retailer 3
-
£180 GBP
View
Retailer 4
-
£180 GBP
View
Price last confirmed 12 days ago
B+
Retailer 5
-
£242 GBP
View
A
Retailer 6
-
£299 GBP
View
A
Retailer 7
-
£343 GBP
View
A
Retailer 8
-
£364 GBP
View
B+
Retailer 9
-
£420 GBP
View
B+
Retailer 10
-
£485 GBP
View
Retailer 11
-
£502 GBP
View
Price last confirmed 16 days ago
Retailer 12
-
£502 GBP
View
Price last confirmed 16 days ago
Retailer 13
-
£502 GBP
View
Price last confirmed 16 days ago
Retailer 14
-
£502 GBP
View
Price last confirmed 16 days ago
Retailer 15
-
£509 GBP
View
Price last confirmed 16 days ago
Retailer 16
-
£509 GBP
View
Price last confirmed 16 days ago
Retailer 17
-
£542 GBP
View
Price last confirmed 9 days ago
B+
Retailer 18
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£580 GBP
View
B+
Retailer 19
-
£617 GBP
View
B
Retailer 20
-
£638 GBP
View
B
Retailer 21
-
£765 GBP
View
B
Retailer 22
-
£795 GBP
View
Most Expensive
B
Do Amore Diamonds
27-B6C031FDA · Nov 4
£1,389 GBP
$1,870 USD
View
22 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
1.28ct Radiant
£145 GBP