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Round|Lab Grown|IGI

15.51ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG582361422

Shape and cutting style on the report: Round brilliant

Certificate IGI LG582361422

Diamond specifications and retailer prices

From £4,603 GBP
$6,168 USD
As of November 1, 2026
Save £18,130 GBP (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £31,674 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 15.51ct lab-grown round diamond

This 15.51ct lab-grown round 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 LG582361422 or 582361422. Listed at 13 retailers as of October 31, 2026, with a 394% 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

15.51
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG582361422
Dimensions16.01 × 16.09 × 9.85 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
16.01 mm16.09 mm15.51 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG582361422
Side View
Table 57.0%Crown 34.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.4%

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: Nov 1
Current: £31,674 GBP|Low: £3,932 GBP|High: £31,674 GBP|Avg: £10,973 GBP|+3.3%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 14£4,603 GBP
Retailer 2£4,734 GBP
Retailer 4£4,824 GBP
Retailer 5£5,505 GBP
Retailer 7£5,721 GBP
Retailer 11£6,350 GBP
Retailer 10£6,351 GBP
Retailer 3£6,997 GBP
Retailer 12£7,146 GBP
Retailer 13£8,239 GBP
Retailer 15£9,287 GBP
Retailer 6£9,958 GBP
Retailer 9£11,131 GBP
Retailer 16£22,733 GBP
Retailer 8£27,006 GBP
Do Amore Diamonds£31,674 GBP

38 data points across 16 retailers

13 retailers£4,603 GBP to £22,733 GBP

A
Cheapest Retailer
-
£4,603 GBP
$6,168 USD
A
Retailer 2
-
£4,734 GBP
View
A
Retailer 3
-
£4,824 GBP
$6,464 USD
View
A
Retailer 4
-
£5,505 GBP
$7,376 USD
View
Final sale: no returns
B+
Retailer 5
-
£6,350 GBP
$8,508 USD
View
B+
Retailer 6
-
£6,351 GBP
$8,510 USD
View
B+
Retailer 7
-
£6,997 GBP
$9,375 USD
View
B+
Retailer 8
-
£7,146 GBP
HK$74,800 HKD
View
B+
Retailer 9
-
£8,239 GBP
$11,039 USD
View
B
Retailer 10
-
£9,287 GBP
$12,443 USD
View
B
Retailer 11
-
£11,131 GBP
A$22,946 AUD
View
B
Retailer 12
-
£22,733 GBP
$30,460 USD
View
Most Expensive
Do Amore Diamonds
27-AED61E9FD · Oct 31
£31,674 GBP
$42,440 USD
View
Price under review
12 more retailers have this diamond
Prices start from £4,603 GBPSave up to £18,130 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
15.51ct Round
£4,603 GBP