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Radiant|Lab Grown|IGI

1.29ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG751511428

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

Certificate IGI LG751511428

Diamond specifications and retailer prices

From £153 GBP
As of November 4, 2026
Save £1,321 GBP (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,474 GBP at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 1.29ct lab-grown radiant diamond

This 1.29ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG751511428 or 751511428. Listed at 16 retailers as of November 3, 2026, with prices from £153 to £1,474, a £1,321 spread on the same certified stone. Do Amore Diamonds lists it at £1,474. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG751511428
Dimensions7.89 × 5.30 × 3.63 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
7.89 mm5.30 mm1.29 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG751511428
Side View
Table 63.0%Crown 42.5°Girdle: MediumPavilion 34.8°Culet: NoneDepth 68.5%

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: £251 GBP|Low: £147 GBP|High: £853 GBP|Avg: £398 GBP|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 4, 2026
Retailer 8£153 GBP
Retailer 2£179 GBP
Retailer 3£190 GBP
Retailer 9£190 GBP
Retailer 1£251 GBP
Retailer 11£329 GBP
Retailer 5£389 GBP
Retailer 4£415 GBP
Retailer 7£615 GBP
Retailer 10£676 GBP
Retailer 6£847 GBP

44 data points across 11 retailers

16 retailers£153 GBP to £1,474 GBP

A
Cheapest Retailer
-
£153 GBP
A
Retailer 2
-
£179 GBP
View
A
Retailer 3
-
£190 GBP
View
Retailer 4
-
£190 GBP
View
Price last confirmed 11 days ago
A
Retailer 5
-
£251 GBP
View
A
Retailer 6
-
£290 GBP
View
A
Retailer 7
-
£329 GBP
View
B+
Retailer 8
-
£389 GBP
View
B+
Retailer 9
-
£415 GBP
View
Retailer 10
-
£607 GBP
View
Price last confirmed 15 days ago
B
Retailer 11
-
£615 GBP
View
B
Retailer 12
-
£676 GBP
View
Retailer 13
-
£803 GBP
View
Price last confirmed 18 days ago
B
Retailer 14
-
£824 GBP
View
Retailer 15
-
£847 GBP
View
Price last confirmed 15 days ago
Most Expensive
B
Do Amore Diamonds
27-0CC1A3F53 · Nov 3
£1,474 GBP
$1,990 USD
View
15 more retailers have this diamond
Prices start from £153 GBPSave up to £1,321 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
1.29ct Radiant
£153 GBP