Radiant|Lab Grown|IGI

0.77ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG788668954

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

Certificate IGI LG788668954

Diamond specifications and retailer prices

From £134 GBP
HK$1,400 HKD
As of November 1, 2026
Save £292 GBP (69%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,025 GBP at MOH London · As of October 15, 2026
View at MOH London

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 LG788668954 or 788668954. Listed at 20 retailers as of October 27, 2026, with a 219% 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
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle48°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788668954
Dimensions4.51 × 6.52 × 2.97 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.51 mm6.52 mm0.77 ctD / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG788668954
Side View
Table 68.0%Crown 48°Girdle: Slightly ThickPavilion 39°Culet: NoneDepth 65.9%

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 1
Current: £1,025 GBP|Low: £94 GBP|High: £1,035 GBP|Avg: £334 GBP|+0.2%
MOH London
Retailer 2
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Retailer 6
Retailer 7
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Retailer 11
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Retailer 21
October 31, 2026
Retailer 4£96 GBP
Retailer 11£107 GBP
Retailer 3£112 GBP
Retailer 20£119 GBP
Retailer 7£134 GBP
Retailer 5£168 GBP
Retailer 18£199 GBP
Retailer 13£209 GBP
Retailer 6£214 GBP
Retailer 10£227 GBP
Retailer 2£290 GBP
Retailer 19£294 GBP
Retailer 8£296 GBP
Retailer 16£329 GBP
Retailer 17£364 GBP
Retailer 15£373 GBP
Retailer 21£384 GBP
Retailer 12£426 GBP
Retailer 14£625 GBP
Retailer 9£721 GBP
MOH London£1,025 GBP

40 data points across 21 retailers

20 retailers£134 GBP to £426 GBP

Retailer 1
-
£96 GBP
$129 USD
Price last confirmed 10 days ago
Retailer 2
-
£112 GBP
$150 USD
View
Price last confirmed 9 days ago
Retailer 3
-
£119 GBP
$160 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
£134 GBP
HK$1,400 HKD
View
A
Retailer 5
-
£168 GBP
$225 USD
View
A
Retailer 6
-
£199 GBP
View
A
Retailer 7
-
£209 GBP
$281 USD
View
Retailer 8
-
£214 GBP
ZAR 4,634 ZAR
View
Price last confirmed 16 days ago
Retailer 9
-
£227 GBP
$304 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
£290 GBP
$389 USD
View
Retailer 11
-
£294 GBP
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£296 GBP
$397 USD
View
B+
Retailer 13
-
£329 GBP
SGD 596 SGD
View
B+
Retailer 14
-
£364 GBP
$489 USD
View
B+
Retailer 15
-
£373 GBP
$500 USD
View
Retailer 16
-
£384 GBP
$515 USD
View
Price last confirmed 8 days ago
B
Retailer 17
-
£426 GBP
$571 USD
View
Retailer 18
-
£625 GBP
View
Price last confirmed 17 days ago
Retailer 19
-
£721 GBP
$968 USD
View
Price last confirmed 8 days ago
Most Expensive
MOH London
LG788668954 · Oct 15
£1,025 GBP
View
Price last confirmed 18 days ago
19 more retailers have this diamond
Prices start from £134 GBPSave up to £292 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
£134 GBP