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Round|Lab Grown|GIA

15.71ct F VS2 Round Lab Grown Diamond

EX • F/VS2

Diamond specifications and retailer prices

From £14,933 GBP
$20,008 USD
As of November 1, 2026
Save £11,472 GBP (43%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £26,404 GBP at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 15.71ct lab-grown round diamond

This 15.71ct 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 GIA. Listed at 4 retailers as of October 31, 2026, with prices from £14,933 to £26,404, a £11,472 spread on the same certified stone. Blue Nile lists it at £26,404. 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

15.71
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
Dimensions16.21 × 16.16 × 9.89 mm
L/W Ratio1.00
Top View
16.21 mm16.16 mm15.71 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 56.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 61.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £26,404 GBP|Low: £14,933 GBP|High: £26,695 GBP|Avg: £19,536 GBP|-1.1%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 3£14,933 GBP
Retailer 2£15,620 GBP
Retailer 4£21,438 GBP
Blue Nile£26,404 GBP

39 data points across 4 retailers

4 retailers£14,933 GBP to £26,404 GBP

B
Cheapest Retailer
-
£14,933 GBP
$20,008 USD
B
Retailer 2
-
£15,620 GBP
View
B
Retailer 3
-
£21,438 GBP
CA$39,894 CAD
View
Most Expensive
B
Blue Nile
21329802 · Oct 31
£26,404 GBP
$35,379 USD
View
3 more retailers have this diamond
Prices start from £14,933 GBPSave up to £11,472 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
15.71ct Round
£14,933 GBP