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Radiant|Lab Grown|IGI

0.71ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG828657353

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

Certificate IGI LG828657353

Diamond specifications and retailer prices

From £127 GBP
$171 USD
As of November 2, 2026
Save £694 GBP (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,222 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 0.71ct lab-grown radiant diamond

This 0.71ct lab-grown radiant sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828657353 or 828657353. Listed at 18 retailers as of November 1, 2026, with a 545% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.71
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.4°
Pavilion angle43.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828657353
Dimensions6.13 × 4.35 × 3.01 mm
L/W Ratio1.41
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.13 mm4.35 mm0.71 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828657353
Side View
Table 68.0%Crown 45.4°Girdle: STK-THKPavilion 43.7°Culet: NoneDepth 69.2%

Caratlytics Score

How it works →
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 2
Current: £1,222 GBP|Low: £83 GBP|High: £18,749 GBP|Avg: £1,467 GBP|-93.5%
Do Amore Diamonds
Retailer 2
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Retailer 19
November 2, 2026
Retailer 2£127 GBP
Retailer 15£143 GBP
Retailer 13£165 GBP
Retailer 7£194 GBP
Retailer 19£213 GBP
Retailer 3£222 GBP
Retailer 8£260 GBP
Retailer 10£309 GBP
Retailer 12£314 GBP
Retailer 14£317 GBP
Retailer 11£359 GBP
Retailer 6£393 GBP
Retailer 9£484 GBP
Retailer 16£690 GBP
Retailer 17£816 GBP
Retailer 18£822 GBP
Do Amore Diamonds£1,222 GBP
Retailer 5£4,895 GBP
Retailer 4£9,660 GBP

36 data points across 19 retailers

18 retailers£127 GBP to £822 GBP

A
Cheapest Retailer
-
£127 GBP
$171 USD
A
Retailer 2
-
£143 GBP
$192 USD
View
Final sale: no returns
A
Retailer 3
-
£165 GBP
$221 USD
View
Retailer 4
-
£194 GBP
$260 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
£213 GBP
$286 USD
View
Retailer 6
-
£222 GBP
€284 EUR
View
Price last confirmed 10 days ago
Retailer 7
-
£260 GBP
View
Price last confirmed 20 days ago
Retailer 8
-
£309 GBP
A$638 AUD
View
Price last confirmed 26 days ago
B+
Retailer 9
-
£314 GBP
View
B+
Retailer 10
-
£317 GBP
ZAR 6,873 ZAR
View
Retailer 11
-
£393 GBP
$527 USD
View
Price last confirmed 17 days ago
Retailer 12
-
£484 GBP
$650 USD
View
Price last confirmed 11 days ago
B
Retailer 13
-
£690 GBP
$926 USD
View
B
Retailer 14
-
£816 GBP
View
B
Retailer 15
-
£822 GBP
$1,103 USD
View
Most Expensive
Do Amore Diamonds
27-B9F0EECB4 · Nov 2
£1,222 GBP
$1,640 USD
View
Price under review
15 more retailers have this diamond
Prices start from £127 GBPSave up to £694 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
0.71ct Radiant
£127 GBP