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5.16ct D FL Round Lab Grown Diamond

EX • D/FL • GCAL 361256212

Shape and cutting style on the report: Round brilliant

Certificate GCAL 361256212

Diamond specifications and retailer prices

From £7,226 GBP
$9,682 USD
As of October 29, 2026
Save £23,984 GBP (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £31,210 GBP at William & Sons Jewelers · As of October 31, 2026
View at William & Sons Jewelers

About this 5.16ct lab-grown round diamond

This 5.16ct lab-grown round sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 361256212. Listed at 7 retailers as of October 29, 2026, with prices from £7,226 to £31,210, a £23,984 spread on the same certified stone. William & Sons Jewelers lists it at £31,210. 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

5.16
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 361256212
Dimensions11.02 × 11.09 × 6.84 mm
L/W Ratio1.01
Culet sizeNone
Top View
11.02 mm11.09 mm5.16 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 361256212
Side View
Table 56.0%Crown 34.5°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
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 29
Current: £8,757 GBP|Low: £7,226 GBP|High: £124,839 GBP|Avg: £41,632 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
William & Sons Jewelers
October 29, 2026
Retailer 4£7,226 GBP
Retailer 6£7,515 GBP
Retailer 5£8,672 GBP
Retailer 1£8,757 GBP
Retailer 3£8,950 GBP
Retailer 7£22,497 GBP
William & Sons Jewelers£31,210 GBP
Retailer 10£36,098 GBP
Retailer 2£38,222 GBP
Retailer 9£76,898 GBP
Retailer 8£124,839 GBP

15 data points across 11 retailers

7 retailers£7,226 GBP to £31,210 GBP

A
Cheapest Retailer
-
£7,226 GBP
$9,682 USD
A
Retailer 2
-
£7,515 GBP
$10,069 USD
View
A
Retailer 3
-
£7,881 GBP
$10,560 USD
View
A
Retailer 4
-
£8,672 GBP
$11,619 USD
View
A
Retailer 5
-
£8,950 GBP
$11,992 USD
View
B
Retailer 6
-
£22,497 GBP
$30,143 USD
View
Most Expensive
B
William & Sons Jewelers
cert_361256212 · Oct 31
£31,210 GBP
$41,818 USD
View
Final sale: no returns
6 more retailers have this diamond
Prices start from £7,226 GBPSave up to £23,984 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
5.16ct Round
£7,226 GBP