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Radiant|Lab Grown|IGI

5.12ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG776670574

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

Certificate IGI LG776670574

Diamond specifications and retailer prices

From £1,320 GBP
$1,769 USD
As of October 30, 2026
Save £8,903 GBP (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £10,223 GBP at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 5.12ct lab-grown radiant diamond

This 5.12ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG776670574 or 776670574. Listed at 17 retailers as of October 30, 2026, with prices from £1,320 to £10,223, a £8,903 spread on the same certified stone. Frank Darling lists it at £10,223. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.12
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776670574
Dimensions12.10 × 8.42 × 5.86 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.10 mm8.42 mm5.12 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776670574
Side View
Table 68.0%Crown 42.3°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 69.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £10,223 GBP|Low: £1,320 GBP|High: £11,523 GBP|Avg: £4,230 GBP|-5.7%
Frank Darling
Retailer 2
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Retailer 17
October 31, 2026
Retailer 17£1,320 GBP
Retailer 16£1,436 GBP
Retailer 5£1,617 GBP
Retailer 10£1,627 GBP
Retailer 4£1,744 GBP
Retailer 3£2,160 GBP
Retailer 14£2,323 GBP
Retailer 7£2,514 GBP
Retailer 11£2,532 GBP
Retailer 2£2,556 GBP
Retailer 6£3,444 GBP
Retailer 8£4,385 GBP
Retailer 9£4,430 GBP
Retailer 13£4,853 GBP
Retailer 12£6,515 GBP
Retailer 15£9,083 GBP
Frank Darling£10,223 GBP

39 data points across 17 retailers

17 retailers£1,320 GBP to £10,223 GBP

A
Cheapest Retailer
-
£1,320 GBP
$1,769 USD
A
Retailer 2
-
£1,436 GBP
$1,924 USD
View
A
Retailer 3
-
£1,617 GBP
$2,167 USD
View
Final sale: no returns
A
Retailer 4
-
£1,627 GBP
$2,180 USD
View
A
Retailer 5
-
£1,744 GBP
$2,337 USD
View
B+
Retailer 6
-
£2,160 GBP
$2,894 USD
View
B+
Retailer 7
-
£2,323 GBP
$3,113 USD
View
B+
Retailer 8
-
£2,514 GBP
$3,369 USD
View
B+
Retailer 9
-
£2,532 GBP
$3,392 USD
View
B+
Retailer 10
-
£2,556 GBP
€3,262 EUR
View
Retailer 11
-
£3,444 GBP
A$7,100 AUD
View
Price last confirmed 9 days ago
Retailer 12
-
£4,385 GBP
$5,875 USD
View
Price last confirmed 13 days ago
B
Retailer 13
-
£4,430 GBP
$5,936 USD
View
B
Retailer 14
-
£4,853 GBP
View
B
Retailer 15
-
£6,515 GBP
$8,730 USD
View
B
Retailer 16
-
£9,083 GBP
$12,170 USD
View
Most Expensive
B
Frank Darling
FV-153953GR · Oct 31
£10,223 GBP
$13,698 USD
View
16 more retailers have this diamond
Prices start from £1,320 GBPSave up to £8,903 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
5.12ct Radiant
£1,320 GBP