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Radiant|Lab Grown|IGI

1.30ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG838621588

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

Certificate IGI LG838621588

Diamond specifications and retailer prices

From £141 GBP
$189 USD
As of November 2, 2026
Save £1,364 GBP (91%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,505 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.3ct lab-grown radiant diamond

This 1.3ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG838621588 or 838621588. Listed at 22 retailers as of November 2, 2026, with prices from £141 to £1,505, a £1,364 spread on the same certified stone. Brilliant Earth lists it at £1,505. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838621588
Dimensions8.28 × 5.20 × 3.47 mm
L/W Ratio1.59
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.28 mm5.20 mm1.30 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838621588
Side View
Table 68.0%Crown 45.2°Girdle: MediumPavilion 35.2°Culet: NoneDepth 66.7%

Caratlytics Score

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A+
Exceptional
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 2
Current: £563 GBP|Low: £141 GBP|High: £1,022 GBP|Avg: £429 GBP|+5.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 20
November 2, 2026
Retailer 15£141 GBP
Retailer 9£159 GBP
Retailer 6£163 GBP
Retailer 19£174 GBP
Retailer 13£179 GBP
Retailer 14£199 GBP
Retailer 8£237 GBP
Retailer 5£288 GBP
Retailer 17£301 GBP
Retailer 16£314 GBP
Retailer 2£417 GBP
Retailer 12£426 GBP
Retailer 4£485 GBP
Retailer 20£561 GBP
Retailer 1£563 GBP
Retailer 10£572 GBP
Retailer 3£586 GBP
Retailer 7£601 GBP
Retailer 18£817 GBP
Retailer 11£864 GBP

17 data points across 20 retailers

22 retailers£141 GBP to £1,505 GBP

A+
Cheapest Retailer
-
£141 GBP
$189 USD
A
Retailer 2
-
£159 GBP
$213 USD
View
Final sale: no returns
A
Retailer 3
-
£163 GBP
$219 USD
View
A
Retailer 4
-
£174 GBP
$234 USD
View
Retailer 5
-
£179 GBP
$240 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
£199 GBP
View
B+
Retailer 7
-
£237 GBP
$318 USD
View
A
Retailer 8
-
£288 GBP
€368 EUR
View
A
Retailer 9
-
£301 GBP
ZAR 6,535 ZAR
View
A
Retailer 10
-
£314 GBP
View
A
Retailer 11
-
£417 GBP
$559 USD
View
A
Retailer 12
-
£426 GBP
A$879 AUD
View
B+
Retailer 13
-
£485 GBP
$651 USD
View
B+
Retailer 14
-
£561 GBP
$753 USD
View
B+
Retailer 15
-
£563 GBP
$756 USD
View
B+
Retailer 16
-
£572 GBP
SGD 1,037 SGD
View
B+
Retailer 17
-
£586 GBP
$787 USD
View
B+
Retailer 18
-
£601 GBP
$807 USD
View
B+
Retailer 19
-
£817 GBP
View
Retailer 20
-
£864 GBP
$1,160 USD
View
Price last confirmed 12 days ago
Retailer 21
-
£1,351 GBP
$1,813 USD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
22411309A · Nov 2
£1,505 GBP
$2,020 USD
View
21 more retailers have this diamond
Prices start from £141 GBPSave up to £1,364 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+
1.30ct Radiant
£141 GBP