Marquise|Lab Grown|IGI

5.09ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG702593012

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG702593012

Diamond specifications and retailer prices

From HK$11,714 HKD

$1,493 USD

As of October 30, 2026

Save HK$68,862 HKD (85%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: HK$94,855 HKD at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 5.09ct lab-grown marquise diamond

This 5.09ct lab-grown marquise sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG702593012 or 702593012. Listed at 25 retailers as of October 30, 2026, with a 588% 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

5.09

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.9°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG702593012

Dimensions18.10 × 8.97 × 5.52 mm

L/W Ratio2.02

Girdle conditionFaceted

Culet sizePointed

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG702593012

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: Oct 30

Current: HK$94,855 HKD|Low: HK$11,243 HKD|High: HK$96,581 HKD|Avg: HK$28,740 HKD|-1.8%

Brilliant Earth

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 1, 2026

Retailer 13HK$11,714 HKD

Retailer 14HK$13,589 HKD

Retailer 10HK$14,256 HKD

Retailer 12HK$14,946 HKD

Retailer 5HK$15,189 HKD

Retailer 4HK$19,034 HKD

Retailer 8HK$21,258 HKD

Retailer 7HK$30,399 HKD

Retailer 11HK$30,477 HKD

Retailer 6HK$31,088 HKD

Retailer 3HK$36,624 HKD

Retailer 9HK$41,456 HKD

Retailer 2HK$42,835 HKD

Brilliant EarthHK$94,855 HKD

37 data points across 14 retailers

25 retailersHK$11,714 HKD to HK$80,575 HKD

Retailer 1

HK$11,714 HKD

$1,493 USD

Price last confirmed 24 days ago

Retailer 2

HK$11,714 HKD

$1,493 USD

View

Retailer 3

HK$12,749 HKD

$1,625 USD

View

Price last confirmed 33 days ago

Retailer 4

HK$13,589 HKD

$1,732 USD

View

Price last confirmed 29 days ago

Retailer 5

HK$13,589 HKD

$1,732 USD

View

Price last confirmed 20 days ago

Retailer 6

HK$14,256 HKD

$1,817 USD

View

Final sale: no returns

Retailer 7

HK$14,946 HKD

$1,905 USD

View

Retailer 8

HK$15,189 HKD

$1,936 USD

View

B+

Retailer 9

HK$16,507 HKD

$2,104 USD

View

B+

Retailer 10

HK$19,034 HKD

$2,426 USD

View

B+

Retailer 11

HK$21,258 HKD

£2,134 GBP

View

Retailer 12

HK$21,782 HKD

£2,186 GBP

View

Price last confirmed 12 days ago

B+

Retailer 13

HK$24,667 HKD

$3,144 USD

View

Retailer 14

HK$28,119 HKD

$3,584 USD

View

Price last confirmed 32 days ago

Retailer 15

HK$28,119 HKD

$3,584 USD

View

Retailer 16

HK$30,399 HKD

A$5,961 AUD

View

B+

Retailer 17

HK$30,477 HKD

ZAR 62,756 ZAR

View

Retailer 18

HK$31,088 HKD

£3,120 GBP

View

Retailer 19

HK$36,624 HKD

$4,668 USD

View

Retailer 20

HK$39,356 HKD

$5,016 USD

View

Retailer 21

HK$41,456 HKD

A$8,129 AUD

View

Retailer 22

HK$42,835 HKD

£4,299 GBP

View

Retailer 23

HK$52,804 HKD

$6,730 USD

View

Retailer 24

HK$80,575 HKD

$10,270 USD

View

Most Expensive

Brilliant Earth

17443673A · Oct 31

HK$94,855 HKD

$12,090 USD

View

Price under review

24 more retailers have this diamond

Prices start from HK$11,714 HKDSave up to HK$68,862 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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5.09ct Marquise

HK$11,714 HKD