Round|Lab Grown|IGI

6.02ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG780663328

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780663328

Diamond specifications and retailer prices

From £12,005 GBP

$16,085 USD

As of November 1, 2026

Save £27,533 GBP (70%) vs most expensive(unlock to see where)

12 retailers carry this diamond

Most expensive: £39,538 GBP at Wholesale Diamonds Direct · As of October 27, 2026

View at Wholesale Diamonds Direct

About this 6.02ct lab-grown round diamond

This 6.02ct 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 IGI LG780663328 or 780663328. Listed at 12 retailers as of October 27, 2026, with prices from £12,005 to £39,538, a £27,533 spread on the same certified stone. Wholesale Diamonds Direct lists it at £39,538. 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

6.02

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35°

Pavilion angle40.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG780663328

Dimensions11.62 × 11.70 × 7.13 mm

L/W Ratio1.01

Girdle conditionFaceted

Culet sizePointed

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG780663328

Side View

Caratlytics Score

How it works →

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: Nov 1

Current: £15,552 GBP|Low: £10,054 GBP|High: £42,503 GBP|Avg: £21,801 GBP|-5.8%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Wholesale Diamonds Direct

November 1, 2026

Retailer 6£10,378 GBP

Retailer 7£12,005 GBP

Retailer 9£12,874 GBP

Retailer 8£15,253 GBP

Retailer 1£15,552 GBP

Retailer 5£22,368 GBP

Retailer 3£24,048 GBP

Retailer 10£25,595 GBP

Retailer 4£27,409 GBP

Retailer 2£35,084 GBP

Wholesale Diamonds Direct£39,538 GBP

38 data points across 11 retailers

12 retailers£12,005 GBP to £39,538 GBP

Retailer 1

£10,378 GBP

$13,905 USD

Price last confirmed 14 days ago

Retailer 2

£10,579 GBP

$14,175 USD

View

Price last confirmed 24 days ago

Retailer 3

£12,005 GBP

$16,085 USD

View

Retailer 4

£12,874 GBP

$17,250 USD

View

B+

Retailer 5

£15,253 GBP

$20,438 USD

View

B+

Retailer 6

£15,552 GBP

View

B+

Retailer 7

£22,368 GBP

View

B+

Retailer 8

£24,048 GBP

€30,687 EUR

View

B+

Retailer 9

£25,595 GBP

$34,294 USD

View

B+

Retailer 10

£27,409 GBP

ZAR 593,306 ZAR

View

Retailer 11

£35,084 GBP

$47,008 USD

View

Most Expensive

Wholesale Diamonds Direct

260818523 · Oct 27

£39,538 GBP

$52,976 USD

View

11 more retailers have this diamond

Prices start from £12,005 GBPSave up to £27,533 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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£12,005 GBP