Round|Lab Grown|GIA

5.66ct D VVS1 Round Lab Grown Diamond

EX • D/VVS1

Diamond specifications and retailer prices

From £6,813 GBP
$9,143 USD
As of November 1, 2026
Save £1,362 GBP (17%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £10,117 GBP at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 5.66ct lab-grown round diamond

This 5.66ct lab-grown round sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA. Listed at 9 retailers as of October 31, 2026, with a relatively tight 20% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

5.66
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
Dimensions11.46 × 11.48 × 7.03 mm
L/W Ratio1.00
Top View
11.46 mm11.48 mm5.66 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 57.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 61.3%

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: £10,117 GBP|Low: £6,541 GBP|High: £16,893 GBP|Avg: £7,925 GBP
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 6£6,671 GBP
Retailer 3£6,813 GBP
Retailer 2£7,085 GBP
Retailer 5£7,903 GBP
Retailer 4£8,175 GBP
Blue Nile£10,117 GBP

9 data points across 6 retailers

9 retailers£6,813 GBP to £8,175 GBP

Retailer 1
-
£6,541 GBP
$8,777 USD
Price last confirmed 25 days ago
B
Retailer 2
-
£6,813 GBP
$9,143 USD
View
Retailer 3
-
£6,813 GBP
$9,143 USD
View
Price last confirmed 22 days ago
B
Retailer 4
-
£7,085 GBP
$9,508 USD
View
Retailer 5
-
£7,903 GBP
$10,605 USD
View
Price last confirmed 23 days ago
Retailer 6
-
£8,175 GBP
$10,971 USD
View
Price last confirmed 23 days ago
Retailer 7
-
£8,175 GBP
$10,971 USD
View
Price last confirmed 25 days ago
B
Retailer 8
-
£8,175 GBP
$10,971 USD
View
Most Expensive
Blue Nile
23325134 · Oct 31
£10,117 GBP
$13,577 USD
View
Price under review
8 more retailers have this diamond
Prices start from £6,813 GBPSave up to £1,362 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
5.66ct Round
£6,813 GBP