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Radiant|Lab Grown|IGI

1.29ct D VVS2 Radiant Lab Grown Diamond

ID • D/VVS2 • IGI LG813676723

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

Certificate IGI LG813676723

Diamond specifications and retailer prices

From £154 GBP
$205 USD
As of October 27, 2026
Save £877 GBP (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,031 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG813676723 or 813676723. Listed at 19 retailers as of October 27, 2026, with prices from £154 to £1,031, a £877 spread on the same certified stone. Brilliant Earth lists it at £1,031. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813676723
Dimensions7.79 × 5.38 × 3.61 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.79 mm5.38 mm1.29 ctD / VVS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813676723
Side View
Table 62.0%Crown 40.9°Girdle: MediumPavilion 34.1°Culet: NoneDepth 67.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: £1,031 GBP|Low: £154 GBP|High: £1,279 GBP|Avg: £484 GBP|-7.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
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Retailer 20
October 27, 2026
Retailer 19£154 GBP
Retailer 5£173 GBP
Retailer 15£179 GBP
Retailer 3£191 GBP
Retailer 4£191 GBP
Retailer 18£252 GBP
Retailer 14£324 GBP
Retailer 7£330 GBP
Retailer 17£347 GBP
Retailer 2£350 GBP
Retailer 10£424 GBP
Retailer 9£434 GBP
Retailer 20£616 GBP
Retailer 16£618 GBP
Retailer 8£655 GBP
Retailer 11£656 GBP
Retailer 12£700 GBP
Retailer 13£897 GBP
Retailer 6£911 GBP
Brilliant Earth£1,031 GBP

36 data points across 20 retailers

19 retailers£154 GBP to £1,031 GBP

A
Cheapest Retailer
-
£154 GBP
$205 USD
A
Retailer 2
-
£173 GBP
$230 USD
View
Final sale: no returns
A
Retailer 3
-
£179 GBP
$238 USD
View
A
Retailer 4
-
£191 GBP
$254 USD
View
A
Retailer 5
-
£191 GBP
$254 USD
View
A
Retailer 6
-
£252 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
£324 GBP
ZAR 6,952 ZAR
View
A
Retailer 8
-
£330 GBP
$439 USD
View
A
Retailer 9
-
£347 GBP
€439 EUR
View
A
Retailer 10
-
£350 GBP
View
B+
Retailer 11
-
£424 GBP
$563 USD
View
B+
Retailer 12
-
£434 GBP
$577 USD
View
B+
Retailer 13
-
£616 GBP
$818 USD
View
B+
Retailer 14
-
£618 GBP
$821 USD
View
B+
Retailer 15
-
£655 GBP
$870 USD
View
Price last confirmed 10 days ago
B+
Retailer 16
-
£656 GBP
$871 USD
View
B
Retailer 17
-
£897 GBP
View
B
Retailer 18
-
£911 GBP
$1,210 USD
View
Most Expensive
B
Brilliant Earth
20371514A · Oct 28
£1,031 GBP
$1,370 USD
View
18 more retailers have this diamond
Prices start from £154 GBPSave up to £877 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
£154 GBP