Round|Lab Grown|IGI

1.91ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG818615290

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818615290

Diamond specifications and retailer prices

From HK$5,319 HKD

$678 USD

As of October 29, 2026

Save HK$36,263 HKD (87%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: HK$41,582 HKD at Do Amore Diamonds · As of October 29, 2026

View at Do Amore Diamonds

About this 1.91ct lab-grown round diamond

This 1.91ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818615290 or 818615290. Listed at 25 retailers as of October 29, 2026, with prices from HK$5,319 to HK$41,582, a HK$36,263 spread on the same certified stone. Do Amore Diamonds lists it at HK$41,582. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.4°

Pavilion angle40.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG818615290

Dimensions8.00 × 8.04 × 4.87 mm

L/W Ratio1.00

Girdle conditionFaceted

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 LG818615290

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 29

Current: HK$41,582 HKD|Low: HK$3,931 HKD|High: HK$49,820 HKD|Avg: HK$16,421 HKD

Do Amore Diamonds

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October 30, 2026

Retailer 4HK$5,319 HKD

Retailer 22HK$6,049 HKD

Retailer 7HK$6,175 HKD

Retailer 14HK$6,175 HKD

Retailer 6HK$8,914 HKD

Retailer 9HK$9,619 HKD

Retailer 24HK$9,650 HKD

Retailer 5HK$9,768 HKD

Retailer 20HK$10,363 HKD

Retailer 23HK$10,702 HKD

Retailer 13HK$10,906 HKD

Retailer 19HK$11,517 HKD

Retailer 21HK$12,525 HKD

Retailer 11HK$15,584 HKD

Retailer 17HK$16,484 HKD

Retailer 16HK$19,159 HKD

Retailer 3HK$19,732 HKD

Retailer 8HK$20,768 HKD

Retailer 10HK$21,170 HKD

Retailer 12HK$24,375 HKD

Retailer 18HK$26,903 HKD

Retailer 2HK$27,931 HKD

Retailer 15HK$28,809 HKD

Do Amore DiamondsHK$41,582 HKD

35 data points across 24 retailers

25 retailersHK$5,319 HKD to HK$41,582 HKD

Cheapest Retailer

HK$5,319 HKD

$678 USD

Retailer 2

HK$6,049 HKD

$771 USD

View

Final sale: no returns

Retailer 3

HK$6,175 HKD

$787 USD

View

Price last confirmed 14 days ago

Retailer 4

HK$6,175 HKD

$787 USD

View

Retailer 5

HK$8,914 HKD

A$1,748 AUD

View

Retailer 6

HK$9,619 HKD

$1,226 USD

View

Retailer 7

HK$9,650 HKD

$1,230 USD

View

Retailer 8

HK$9,768 HKD

$1,245 USD

View

Retailer 9

HK$10,363 HKD

€1,258 EUR

View

B+

Retailer 10

HK$10,364 HKD

$1,321 USD

View

B+

Retailer 11

HK$10,702 HKD

$1,364 USD

View

B+

Retailer 12

HK$10,906 HKD

£1,095 GBP

View

B+

Retailer 13

HK$12,525 HKD

ZAR 25,791 ZAR

View

B+

Retailer 14

HK$15,584 HKD

$1,986 USD

View

B+

Retailer 15

HK$16,484 HKD

$2,101 USD

View

Retailer 16

HK$19,159 HKD

$2,442 USD

View

Retailer 17

HK$19,732 HKD

$2,515 USD

View

Retailer 18

HK$20,768 HKD

CA$3,676 CAD

View

Retailer 19

HK$21,170 HKD

$2,698 USD

View

Retailer 20

HK$24,375 HKD

$3,107 USD

View

Retailer 21

HK$24,375 HKD

$3,107 USD

View

Retailer 22

HK$26,903 HKD

£2,700 GBP

View

Retailer 23

HK$27,931 HKD

$3,560 USD

View

Retailer 24

HK$28,809 HKD

$3,672 USD

View

Most Expensive

Do Amore Diamonds

20-E93168 · Oct 29

HK$41,582 HKD

$5,300 USD

View

24 more retailers have this diamond

Prices start from HK$5,319 HKDSave up to HK$36,263 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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1.91ct Round

HK$5,319 HKD