Round|Lab Grown|GIA

5.66ct D VVS1 Round Lab Grown Diamond

EX • D/VVS1 • GIA 6502525963

Certificate GIA 6502525963

Diamond specifications and retailer prices

From £6,757 GBP

As of November 2, 2026

Save £2,579 GBP (28%) vs most expensive(unlock to see where)

28 retailers carry this diamond

Most expensive: £12,523 GBP at Flawless Fine Jewelry · As of November 2, 2026

View at Flawless Fine Jewelry

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 6502525963. Listed at 28 retailers as of November 1, 2026, with a 38% 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

5.66

Carat

Colour

VVS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.5°

Pavilion angle40.8°

OriginLab Grown

Grading LabGIA

CertificateGIA 6502525963

Dimensions11.51 × 11.47 × 6.98 mm

L/W Ratio1.00

Star length50%

Lower girdle80%

View GIA Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 6502525963

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2

Current: £6,757 GBP|Low: £6,755 GBP|High: £18,104 GBP|Avg: £11,678 GBP|-1.2%

Retailer 1

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 2, 2026

Retailer 1£6,757 GBP

Retailer 14£6,960 GBP

Retailer 3£7,833 GBP

Retailer 2£8,665 GBP

Retailer 4£9,154 GBP

Retailer 13£9,336 GBP

Retailer 8£10,291 GBP

Retailer 5£10,993 GBP

Retailer 10£14,036 GBP

Retailer 6£14,477 GBP

Retailer 7£14,757 GBP

Retailer 11£15,267 GBP

Retailer 12£17,751 GBP

Retailer 9£18,073 GBP

32 data points across 14 retailers

28 retailers£6,757 GBP to £9,336 GBP

B+

Cheapest Retailer

£6,757 GBP

Retailer 2

£6,824 GBP

$9,143 USD

View

Price last confirmed 33 days ago

Retailer 3

£6,945 GBP

$9,306 USD

View

B+

Retailer 4

£6,960 GBP

$9,325 USD

View

Retailer 5

£7,057 GBP

$9,456 USD

View

Retailer 6

£7,096 GBP

$9,508 USD

View

Price last confirmed 39 days ago

Retailer 7

£7,096 GBP

$9,508 USD

View

Price last confirmed 19 days ago

Retailer 8

£7,096 GBP

$9,508 USD

View

Price last confirmed 27 days ago

Retailer 9

£7,806 GBP

$10,459 USD

View

Price last confirmed 33 days ago

B+

Retailer 10

£7,833 GBP

$10,495 USD

View

Retailer 11

£7,915 GBP

$10,605 USD

View

Retailer 12

£7,915 GBP

$10,605 USD

View

Price last confirmed 30 days ago

Retailer 13

£8,188 GBP

$10,971 USD

View

Price last confirmed 33 days ago

Retailer 14

£8,665 GBP

$11,610 USD

View

Retailer 15

£9,154 GBP

$12,265 USD

View

Retailer 16

£9,336 GBP

$12,509 USD

View

Final sale: no returns

Retailer 17

£10,291 GBP

View

Price under review

Retailer 18

£10,993 GBP

$14,730 USD

View

Price under review

Most Expensive

Flawless Fine Jewelry

F64310241 · Nov 2

£12,523 GBP

View

Price under review

18 more retailers have this diamond

Prices start from £6,757 GBPSave up to £2,579 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.

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B+

5.66ct Round

£6,757 GBP