Heart|Lab Grown|IGI

1.81ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG720503431

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG720503431

Diamond specifications and retailer prices

From HK$3,515 HKD

$448 USD

As of October 25, 2026

Save HK$910 HKD (21%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: HK$17,967 HKD at Do Amore Diamonds · As of October 23, 2026

View at Do Amore Diamonds

About this 1.81ct lab-grown heart diamond

This 1.81ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG720503431 or 720503431. Listed at 18 retailers as of October 25, 2026, with a 26% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle32.7°

Pavilion angle39.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG720503431

Dimensions8.36 × 8.36 × 7.96 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG720503431

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 25

Current: HK$17,967 HKD|Low: HK$2,024 HKD|High: HK$18,987 HKD|Avg: HK$7,204 HKD|-5.4%

Do Amore Diamonds

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

October 25, 2026

Retailer 5HK$2,024 HKD

Retailer 13HK$2,260 HKD

Retailer 16HK$2,511 HKD

Retailer 17HK$3,238 HKD

Retailer 10HK$3,515 HKD

Retailer 2HK$4,425 HKD

Retailer 11HK$4,687 HKD

Retailer 3HK$4,808 HKD

Retailer 6HK$6,890 HKD

Retailer 8HK$8,160 HKD

Retailer 15HK$8,905 HKD

Retailer 9HK$9,368 HKD

Retailer 4HK$9,878 HKD

Retailer 14HK$10,212 HKD

Retailer 12HK$10,800 HKD

Retailer 7HK$11,807 HKD

Do Amore DiamondsHK$17,967 HKD

39 data points across 17 retailers

18 retailersHK$3,515 HKD to HK$4,425 HKD

Retailer 1

HK$2,024 HKD

$258 USD

Price last confirmed 8 days ago

Retailer 2

HK$2,487 HKD

$317 USD

View

Price last confirmed 9 days ago

Retailer 3

HK$2,511 HKD

$320 USD

View

Price last confirmed 8 days ago

Retailer 4

HK$2,652 HKD

$338 USD

View

Price last confirmed 14 days ago

Retailer 5

HK$3,238 HKD

£325 GBP

View

Price last confirmed 8 days ago

B+

Retailer 6

HK$3,515 HKD

$448 USD

View

Retailer 7

HK$4,425 HKD

$564 USD

View

Retailer 8

HK$4,687 HKD

ZAR 9,651 ZAR

View

Price last confirmed 7 days ago

Retailer 9

HK$4,808 HKD

£483 GBP

View

Price last confirmed 8 days ago

Retailer 10

HK$6,890 HKD

A$1,351 AUD

View

Price last confirmed 11 days ago

Retailer 11

HK$8,160 HKD

$1,040 USD

View

Price last confirmed 8 days ago

Retailer 12

HK$8,905 HKD

$1,135 USD

View

Price last confirmed 8 days ago

Retailer 13

HK$9,368 HKD

A$1,837 AUD

View

Price last confirmed 22 days ago

Retailer 14

HK$9,878 HKD

$1,259 USD

View

Price last confirmed 8 days ago

Retailer 15

HK$10,212 HKD

$1,302 USD

View

Price last confirmed 7 days ago

Retailer 16

HK$10,800 HKD

$1,377 USD

View

Price last confirmed 7 days ago

Retailer 17

HK$11,807 HKD

£1,185 GBP

View

Price last confirmed 9 days ago

Most Expensive

Do Amore Diamonds

27-B175BE30F · Oct 23

HK$17,967 HKD

$2,290 USD

View

Price last confirmed 7 days ago

17 more retailers have this diamond

Prices start from HK$3,515 HKDSave up to HK$910 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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