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6.05ct D FL Round Lab Grown Diamond

ID • D/FL • GCAL 360916199

Shape and cutting style on the report: Round brilliant

Certificate GCAL 360916199

Diamond specifications and retailer prices

From £12,555 GBP
$16,822 USD
As of October 29, 2026
Save £24,633 GBP (66%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £37,188 GBP at William & Sons Jewelers · As of October 31, 2026
View at William & Sons Jewelers

About this 6.05ct lab-grown round diamond

This 6.05ct 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 360916199. Listed at 9 retailers as of October 29, 2026, with prices from £12,555 to £37,188, a £24,633 spread on the same certified stone. William & Sons Jewelers lists it at £37,188. 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

6.05
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 360916199
Dimensions11.67 × 11.73 × 7.18 mm
L/W Ratio1.01
Culet sizeNone
Top View
11.67 mm11.73 mm6.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 360916199
Side View
Table 57.0%Crown 34.5°Girdle: MED-MEDPavilion 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: Oct 29
Current: £24,810 GBP|Low: £12,555 GBP|High: £146,288 GBP|Avg: £49,829 GBP|-48.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
William & Sons Jewelers
October 29, 2026
Retailer 5£12,555 GBP
Retailer 9£12,856 GBP
Retailer 4£14,405 GBP
Retailer 7£14,556 GBP
Retailer 8£15,066 GBP
Retailer 1£24,810 GBP
Retailer 10£34,044 GBP
William & Sons Jewelers£37,188 GBP
Retailer 11£45,564 GBP
Retailer 6£56,243 GBP
Retailer 2£89,660 GBP
Retailer 3£105,640 GBP

26 data points across 12 retailers

9 retailers£12,555 GBP to £37,188 GBP

A
Cheapest Retailer
-
£12,555 GBP
$16,822 USD
A
Retailer 2
-
£12,856 GBP
$17,226 USD
View
A
Retailer 3
-
£14,405 GBP
$19,301 USD
View
B+
Retailer 4
-
£14,556 GBP
$19,504 USD
View
B+
Retailer 5
-
£15,066 GBP
$20,187 USD
View
B+
Retailer 6
-
£24,810 GBP
View
B
Retailer 7
-
£34,044 GBP
$45,615 USD
View
Most Expensive
B
William & Sons Jewelers
cert_360916199 · Oct 31
£37,188 GBP
$49,828 USD
View
Final sale: no returns
7 more retailers have this diamond
Prices start from £12,555 GBPSave up to £24,633 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
6.05ct Round
£12,555 GBP