Radiant|Lab Grown|IGI

13.08ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG797618590

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

Certificate IGI LG797618590

Diamond specifications and retailer prices

From £4,213 GBP
$5,654 USD
As of October 27, 2026
Save £14,260 GBP (77%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £25,342 GBP at The Diamond Guys · As of October 28, 2026
View at The Diamond Guys

About this 13.08ct lab-grown radiant diamond

This 13.08ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG797618590 or 797618590. Listed at 22 retailers as of October 27, 2026, with a 338% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

13.08
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797618590
Dimensions16.50 × 11.66 × 7.85 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.50 mm11.66 mm13.08 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797618590
Side View
Table 66.0%Crown 42.5°Girdle: Slightly ThickPavilion 35.1°Culet: NoneDepth 67.3%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: £4,358 GBP|Low: £4,045 GBP|High: £25,342 GBP|Avg: £8,281 GBP|+0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
The Diamond Guys
October 29, 2026
Retailer 16£4,213 GBP
Retailer 1£4,358 GBP
Retailer 5£4,406 GBP
Retailer 3£4,415 GBP
Retailer 8£4,785 GBP
Retailer 4£4,887 GBP
Retailer 18£4,887 GBP
Retailer 15£4,888 GBP
Retailer 14£5,309 GBP
Retailer 2£6,404 GBP
Retailer 11£6,726 GBP
Retailer 10£6,914 GBP
Retailer 9£7,077 GBP
Retailer 7£7,688 GBP
Retailer 12£8,318 GBP
Retailer 13£10,341 GBP
Retailer 6£13,938 GBP
Retailer 17£18,473 GBP
The Diamond Guys£25,342 GBP

36 data points across 19 retailers

22 retailers£4,213 GBP to £18,473 GBP

B+
Cheapest Retailer
-
£4,213 GBP
$5,654 USD
B+
Retailer 2
-
£4,358 GBP
View
Retailer 3
-
£4,406 GBP
CA$8,212 CAD
View
Price last confirmed 7 days ago
B+
Retailer 4
-
£4,415 GBP
$5,925 USD
View
B+
Retailer 5
-
£4,785 GBP
$6,421 USD
View
Retailer 6
-
£4,887 GBP
$6,558 USD
View
Price last confirmed 21 days ago
Retailer 7
-
£4,887 GBP
$6,558 USD
View
Price last confirmed 8 days ago
Retailer 8
-
£4,888 GBP
$6,560 USD
View
Price last confirmed 6 days ago
Retailer 9
-
£5,309 GBP
$7,125 USD
View
Price last confirmed 12 days ago
Retailer 10
-
£6,404 GBP
$8,594 USD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
£6,726 GBP
View
B
Retailer 12
-
£6,914 GBP
$9,278 USD
View
Retailer 13
-
£7,077 GBP
$9,497 USD
View
Price last confirmed 7 days ago
B
Retailer 14
-
£7,688 GBP
View
Retailer 15
-
£8,318 GBP
ZAR 180,318 ZAR
View
Price last confirmed 9 days ago
B
Retailer 16
-
£9,945 GBP
$13,345 USD
View
Retailer 17
-
£10,341 GBP
A$21,349 AUD
View
Price last confirmed 11 days ago
B
Retailer 18
-
£13,938 GBP
$18,704 USD
View
B
Retailer 19
-
£18,473 GBP
$24,790 USD
View
Retailer 20
-
£18,711 GBP
$25,109 USD
View
Price under review
Most Expensive
The Diamond Guys
1985034160 · Oct 28
£25,342 GBP
$34,008 USD
View
Price under review
20 more retailers have this diamond
Prices start from £4,213 GBPSave up to £14,260 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.

B+
13.08ct Radiant
£4,213 GBP