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Round|Lab Grown|IGI

13.08ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG830659081

Shape and cutting style on the report: Round brilliant

Certificate IGI LG830659081

Diamond specifications and retailer prices

From £2,731 GBP
As of November 1, 2026
Save £18,457 GBP (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £21,188 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 13.08ct lab-grown round diamond

This 13.08ct lab-grown round 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 LG830659081 or 830659081. Listed at 14 retailers as of October 31, 2026, with prices from £2,731 to £21,188, a £18,457 spread on the same certified stone. Brilliant Earth lists it at £21,188. 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 angle33.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830659081
Dimensions15.13 × 15.21 × 9.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.13 mm15.21 mm13.08 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830659081
Side View
Table 60.0%Crown 33.8°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.8%

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: £21,188 GBP|Low: £2,730 GBP|High: £21,188 GBP|Avg: £6,146 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 7£2,731 GBP
Retailer 10£3,403 GBP
Retailer 13£3,504 GBP
Retailer 12£4,012 GBP
Retailer 8£4,441 GBP
Retailer 3£4,544 GBP
Retailer 2£4,927 GBP
Retailer 4£5,172 GBP
Retailer 9£5,398 GBP
Retailer 5£5,425 GBP
Retailer 6£6,390 GBP
Retailer 11£8,202 GBP
Brilliant Earth£21,188 GBP

36 data points across 13 retailers

14 retailers£2,731 GBP to £21,188 GBP

A
Cheapest Retailer
-
£2,731 GBP
A
Retailer 2
-
£3,403 GBP
$4,560 USD
View
A
Retailer 3
-
£3,504 GBP
$4,695 USD
View
Retailer 4
-
£3,750 GBP
$5,024 USD
View
Price last confirmed 43 days ago
A
Retailer 5
-
£4,012 GBP
HK$42,000 HKD
View
A
Retailer 6
-
£4,441 GBP
View
Retailer 7
-
£4,544 GBP
$6,088 USD
View
Price last confirmed 9 days ago
A
Retailer 8
-
£4,927 GBP
$6,602 USD
View
Retailer 9
-
£5,172 GBP
$6,930 USD
View
Price last confirmed 14 days ago
B+
Retailer 10
-
£5,398 GBP
€6,888 EUR
View
Retailer 11
-
£5,425 GBP
ZAR 117,434 ZAR
View
Price last confirmed 17 days ago
B+
Retailer 12
-
£6,390 GBP
A$13,173 AUD
View
B+
Retailer 13
-
£8,202 GBP
$10,990 USD
View
Most Expensive
B
Brilliant Earth
21197882A · Oct 31
£21,188 GBP
$28,390 USD
View
13 more retailers have this diamond
Prices start from £2,731 GBPSave up to £18,457 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
13.08ct Round
£2,731 GBP