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Round|Lab Grown|IGI

15.56ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG579300073

Shape and cutting style on the report: Round brilliant

Certificate IGI LG579300073

Diamond specifications and retailer prices

From £4,618 GBP
$6,187 USD
As of November 1, 2026
Save £18,190 GBP (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £31,771 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 15.56ct lab-grown round diamond

This 15.56ct 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 LG579300073 or 579300073. Listed at 10 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

15.56
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579300073
Dimensions16.24 × 16.31 × 9.75 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
16.24 mm16.31 mm15.56 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579300073
Side View
Table 57.0%Crown 33.9°Girdle: MediumPavilion 40.7°Culet: NoneDepth 59.9%

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: £31,771 GBP|Low: £3,945 GBP|High: £31,771 GBP|Avg: £11,528 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
November 1, 2026
Retailer 4£3,945 GBP
Retailer 11£4,618 GBP
Retailer 5£5,739 GBP
Retailer 8£6,369 GBP
Retailer 7£6,370 GBP
Retailer 14£7,019 GBP
Retailer 9£7,174 GBP
Retailer 10£8,266 GBP
Retailer 12£9,343 GBP
Retailer 3£9,992 GBP
Retailer 2£11,169 GBP
Retailer 13£22,808 GBP
Retailer 6£27,057 GBP
Do Amore Diamonds£31,771 GBP

18 data points across 14 retailers

10 retailers£4,618 GBP to £22,808 GBP

A
Cheapest Retailer
-
£4,618 GBP
$6,187 USD
B+
Retailer 2
-
£6,369 GBP
$8,534 USD
View
B+
Retailer 3
-
£6,370 GBP
$8,535 USD
View
B+
Retailer 4
-
£7,019 GBP
$9,405 USD
View
B+
Retailer 5
-
£7,174 GBP
HK$75,100 HKD
View
B+
Retailer 6
-
£8,266 GBP
$11,075 USD
View
B
Retailer 7
-
£9,343 GBP
$12,519 USD
View
B
Retailer 8
-
£11,169 GBP
A$23,023 AUD
View
B
Retailer 9
-
£22,808 GBP
$30,560 USD
View
Most Expensive
Do Amore Diamonds
27-488E5D264 · Oct 31
£31,771 GBP
$42,570 USD
View
Price under review
9 more retailers have this diamond
Prices start from £4,618 GBPSave up to £18,190 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
15.56ct Round
£4,618 GBP