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Radiant|Lab Grown|IGI

13.21ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG577396823

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

Certificate IGI LG577396823

Diamond specifications and retailer prices

From £1,648 GBP
$2,211 USD
As of October 30, 2026
Save £9,687 GBP (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £11,334 GBP at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 13.21ct lab-grown radiant diamond

This 13.21ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG577396823 or 577396823. Listed at 16 retailers as of October 30, 2026, with prices from £1,648 to £11,334, a £9,687 spread on the same certified stone. Do Amore Diamonds lists it at £11,334. 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

13.21
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.3°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577396823
Dimensions16.70 × 11.66 × 7.69 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
16.70 mm11.66 mm13.21 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577396823
Side View
Table 64.0%Crown 46.3°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 66.0%

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: £11,334 GBP|Low: £1,648 GBP|High: £16,499 GBP|Avg: £6,636 GBP|-19.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 11
Retailer 12
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Retailer 15
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Retailer 19
November 1, 2026
Retailer 18£1,648 GBP
Retailer 2£1,694 GBP
Retailer 16£1,792 GBP
Retailer 6£2,296 GBP
Retailer 8£2,297 GBP
Retailer 17£2,470 GBP
Retailer 5£2,900 GBP
Retailer 19£2,985 GBP
Retailer 13£2,988 GBP
Retailer 15£2,996 GBP
Retailer 14£4,400 GBP
Retailer 3£6,219 GBP
Retailer 12£6,724 GBP
Retailer 4£8,480 GBP
Retailer 7£8,487 GBP
Do Amore Diamonds£11,334 GBP
Retailer 9£13,749 GBP
Retailer 10£16,499 GBP
Retailer 11£16,499 GBP

37 data points across 19 retailers

16 retailers£1,648 GBP to £11,334 GBP

A
Cheapest Retailer
-
£1,648 GBP
$2,211 USD
A
Retailer 2
-
£1,694 GBP
View
A
Retailer 3
-
£1,792 GBP
$2,405 USD
View
A
Retailer 4
-
£2,296 GBP
$3,081 USD
View
A
Retailer 5
-
£2,297 GBP
$3,083 USD
View
Final sale: no returns
A
Retailer 6
-
£2,470 GBP
HK$25,900 HKD
View
A
Retailer 7
-
£2,900 GBP
$3,891 USD
View
A
Retailer 8
-
£2,985 GBP
$4,006 USD
View
A
Retailer 9
-
£2,988 GBP
$4,010 USD
View
A
Retailer 10
-
£2,996 GBP
$4,020 USD
View
B+
Retailer 11
-
£4,400 GBP
$5,905 USD
View
B
Retailer 12
-
£6,219 GBP
$8,345 USD
View
B
Retailer 13
-
£6,724 GBP
A$13,882 AUD
View
B
Retailer 14
-
£8,480 GBP
$11,380 USD
View
B
Retailer 15
-
£8,487 GBP
$11,389 USD
View
Most Expensive
B
Do Amore Diamonds
27-4DD611218 · Nov 1
£11,334 GBP
$15,210 USD
View
15 more retailers have this diamond
Prices start from £1,648 GBPSave up to £9,687 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
13.21ct Radiant
£1,648 GBP