Round|Lab Grown|IGI

6.75ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG729550871

Shape and cutting style on the report: Round brilliant

Certificate IGI LG729550871

Diamond specifications and retailer prices

From HK$68,327 HKD

£6,857 GBP

As of November 1, 2026

Save HK$241,389 HKD (78%) vs most expensive(unlock to see where)

26 retailers carry this diamond

Most expensive: HK$309,717 HKD at With Clarity · As of November 2, 2026

View at With Clarity

About this 6.75ct lab-grown round diamond

This 6.75ct lab-grown round sits in the over five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG729550871 or 729550871. Listed at 26 retailers as of November 1, 2026, with prices from HK$68,327 to HK$309,717, a HK$241,389 spread on the same certified stone. With Clarity lists it at HK$309,717. 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

6.75

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.5°

Pavilion angle40.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG729550871

Dimensions12.04 × 11.99 × 7.48 mm

L/W Ratio1.00

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 LG729550871

Side View

Caratlytics Score

How it works →

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: Nov 1

Current: HK$96,533 HKD|Low: HK$68,327 HKD|High: HK$309,717 HKD|Avg: HK$126,705 HKD|-2.3%

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

Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

Retailer 20

Retailer 21

Retailer 22

With Clarity

November 2, 2026

Retailer 18HK$68,327 HKD

Retailer 11HK$69,238 HKD

Retailer 3HK$71,529 HKD

Retailer 22HK$72,008 HKD

Retailer 10HK$77,539 HKD

Retailer 17HK$79,830 HKD

Retailer 13HK$80,316 HKD

Retailer 15HK$81,125 HKD

Retailer 14HK$81,517 HKD

Retailer 2HK$81,744 HKD

Retailer 21HK$90,320 HKD

Retailer 1HK$96,533 HKD

Retailer 5HK$134,161 HKD

Retailer 20HK$136,586 HKD

Retailer 16HK$146,222 HKD

Retailer 4HK$146,903 HKD

Retailer 8HK$147,060 HKD

Retailer 12HK$152,349 HKD

Retailer 9HK$155,407 HKD

Retailer 19HK$193,366 HKD

Retailer 6HK$223,692 HKD

Retailer 7HK$253,899 HKD

With ClarityHK$309,717 HKD

28 data points across 23 retailers

26 retailersHK$68,327 HKD to HK$309,717 HKD

Cheapest Retailer

HK$68,327 HKD

£6,857 GBP

Retailer 2

HK$69,238 HKD

$8,825 USD

View

Retailer 3

HK$71,529 HKD

$9,117 USD

View

Retailer 4

HK$72,008 HKD

$9,178 USD

View

B+

Retailer 5

HK$77,539 HKD

$9,883 USD

View

Final sale: no returns

B+

Retailer 6

HK$79,830 HKD

$10,175 USD

View

B+

Retailer 7

HK$80,316 HKD

$10,237 USD

View

Retailer 8

HK$81,125 HKD

$10,340 USD

View

Price last confirmed 15 days ago

B+

Retailer 9

HK$81,517 HKD

$10,390 USD

View

Retailer 10

HK$81,744 HKD

$10,419 USD

View

Retailer 11

HK$82,035 HKD

$10,456 USD

View

Price last confirmed 16 days ago

B+

Retailer 12

HK$90,320 HKD

$11,512 USD

View

B+

Retailer 13

HK$96,533 HKD

£9,688 GBP

View

B+

Retailer 14

HK$134,161 HKD

$17,100 USD

View

B+

Retailer 15

HK$136,586 HKD

€16,580 EUR

View

B+

Retailer 16

HK$138,783 HKD

$17,689 USD

View

B+

Retailer 17

HK$146,222 HKD

£14,675 GBP

View

Retailer 18

HK$146,903 HKD

$18,724 USD

View

Retailer 19

HK$147,060 HKD

$18,744 USD

View

Retailer 20

HK$152,349 HKD

A$29,874 AUD

View

B+

Retailer 21

HK$155,407 HKD

ZAR 319,998 ZAR

View

Retailer 22

HK$193,366 HKD

A$37,917 AUD

View

Retailer 23

HK$206,420 HKD

$26,310 USD

View

Price last confirmed 18 days ago

Retailer 24

HK$223,692 HKD

$28,511 USD

View

Retailer 25

HK$253,899 HKD

$32,362 USD

View

Most Expensive

With Clarity

729550871 · Nov 2

HK$309,717 HKD

$39,476 USD

View

25 more retailers have this diamond

Prices start from HK$68,327 HKDSave up to HK$241,389 HKD

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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6.75ct Round

HK$68,327 HKD