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Radiant|Lab Grown|IGI

0.77ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG642421572

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

Certificate IGI LG642421572

Diamond specifications and retailer prices

From £113 GBP
$151 USD
As of October 30, 2026
Save £607 GBP (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,081 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 0.77ct lab-grown radiant diamond

This 0.77ct lab-grown radiant sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG642421572 or 642421572. Listed at 15 retailers as of October 30, 2026, with a 539% 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

0.77
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG642421572
Dimensions6.65 × 4.45 × 3.22 mm
L/W Ratio1.49
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.65 mm4.45 mm0.77 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG642421572
Side View
Table 67.0%Crown 39.7°Girdle: MED-STKPavilion 37.5°Culet: LNGDepth 72.4%

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: Oct 30
Current: £1,081 GBP|Low: £113 GBP|High: £1,200 GBP|Avg: £423 GBP|-5.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 15£113 GBP
Retailer 4£126 GBP
Retailer 12£130 GBP
Retailer 14£175 GBP
Retailer 5£194 GBP
Retailer 8£258 GBP
Retailer 9£264 GBP
Retailer 3£314 GBP
Retailer 10£365 GBP
Retailer 11£392 GBP
Retailer 13£405 GBP
Retailer 16£494 GBP
Retailer 6£531 GBP
Retailer 2£719 GBP
Retailer 7£819 GBP
Do Amore Diamonds£1,081 GBP

31 data points across 16 retailers

15 retailers£113 GBP to £719 GBP

A
Cheapest Retailer
-
£113 GBP
$151 USD
A
Retailer 2
-
£126 GBP
$169 USD
View
Final sale: no returns
A
Retailer 3
-
£130 GBP
$175 USD
View
A
Retailer 4
-
£175 GBP
$235 USD
View
A
Retailer 5
-
£194 GBP
$261 USD
View
B+
Retailer 6
-
£264 GBP
€337 EUR
View
B+
Retailer 7
-
£314 GBP
$421 USD
View
B+
Retailer 8
-
£365 GBP
$490 USD
View
B+
Retailer 9
-
£392 GBP
A$809 AUD
View
B
Retailer 10
-
£405 GBP
$543 USD
View
B
Retailer 11
-
£486 GBP
View
B
Retailer 12
-
£494 GBP
$663 USD
View
B
Retailer 13
-
£531 GBP
$713 USD
View
B
Retailer 14
-
£719 GBP
View
Most Expensive
Do Amore Diamonds
27-4F0EE2A8F · Oct 31
£1,081 GBP
$1,450 USD
View
Price under review
14 more retailers have this diamond
Prices start from £113 GBPSave up to £607 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
0.77ct Radiant
£113 GBP