Marquise|Lab Grown|IGI

2.51ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG658477011

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG658477011

Diamond specifications and retailer prices

From HK$7,673 HKD

$978 USD

As of October 27, 2026

Save HK$33,752 HKD (81%) vs most expensive(unlock to see where)

34 retailers carry this diamond

Most expensive: HK$48,636 HKD at Novita Diamonds · As of October 5, 2026

View at Novita Diamonds

About this 2.51ct lab-grown marquise diamond

This 2.51ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG658477011 or 658477011. Listed at 34 retailers as of October 27, 2026, with a 440% 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

2.51

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.4°

Pavilion angle40°

OriginLab Grown

Grading LabIGI

CertificateIGI LG658477011

Dimensions14.75 × 7.08 × 4.23 mm

L/W Ratio2.08

Girdle conditionFaceted

Culet sizePointed

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG658477011

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 27

Current: HK$48,636 HKD|Low: HK$8,340 HKD|High: HK$64,256 HKD|Avg: HK$26,338 HKD|+7.0%

Novita 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

Retailer 18

November 2, 2026

Retailer 5HK$8,591 HKD

Retailer 9HK$8,685 HKD

Retailer 17HK$8,897 HKD

Retailer 15HK$12,851 HKD

Retailer 2HK$13,852 HKD

Retailer 18HK$16,680 HKD

Retailer 16HK$17,661 HKD

Retailer 14HK$19,878 HKD

Retailer 3HK$20,438 HKD

Retailer 12HK$21,123 HKD

Retailer 7HK$24,751 HKD

Retailer 6HK$27,837 HKD

Retailer 8HK$30,115 HKD

Retailer 11HK$30,171 HKD

Retailer 4HK$31,284 HKD

Retailer 10HK$33,658 HKD

Retailer 13HK$41,425 HKD

Novita DiamondsHK$48,636 HKD

39 data points across 18 retailers

34 retailersHK$7,673 HKD to HK$41,425 HKD

Cheapest Retailer

HK$7,673 HKD

$978 USD

Retailer 2

HK$8,340 HKD

$1,063 USD

View

Price last confirmed 31 days ago

Retailer 3

HK$8,348 HKD

$1,064 USD

View

Retailer 4

HK$8,591 HKD

$1,095 USD

View

Final sale: no returns

Retailer 5

HK$8,685 HKD

$1,107 USD

View

Price last confirmed 25 days ago

Retailer 6

HK$8,685 HKD

$1,107 USD

View

Price last confirmed 14 days ago

Retailer 7

HK$8,897 HKD

$1,134 USD

View

Price last confirmed 7 days ago

Retailer 8

HK$9,446 HKD

$1,204 USD

View

Price last confirmed 18 days ago

Retailer 9

HK$9,933 HKD

$1,266 USD

View

Price last confirmed 32 days ago

Retailer 10

HK$10,074 HKD

$1,284 USD

View

Price last confirmed 30 days ago

Retailer 11

HK$10,074 HKD

$1,284 USD

View

Price last confirmed 28 days ago

Retailer 12

HK$10,074 HKD

$1,284 USD

View

Price last confirmed 15 days ago

Retailer 13

HK$10,074 HKD

$1,284 USD

View

Price last confirmed 18 days ago

Retailer 14

HK$10,552 HKD

$1,345 USD

View

Price last confirmed 34 days ago

Retailer 15

HK$11,102 HKD

$1,415 USD

View

Price last confirmed 34 days ago

Retailer 16

HK$12,851 HKD

$1,638 USD

View

Retailer 17

HK$13,852 HKD

£1,390 GBP

View

Retailer 18

HK$16,680 HKD

$2,126 USD

View

Price last confirmed 7 days ago

Retailer 19

HK$17,661 HKD

$2,251 USD

View

Retailer 20

HK$18,885 HKD

$2,407 USD

View

Price last confirmed 32 days ago

Retailer 21

HK$18,885 HKD

$2,407 USD

View

Price last confirmed 28 days ago

Retailer 22

HK$19,878 HKD

€2,413 EUR

View

Retailer 23

HK$20,438 HKD

$2,605 USD

View

Retailer 24

HK$21,123 HKD

A$4,142 AUD

View

Retailer 25

HK$24,751 HKD

£2,484 GBP

View

Retailer 26

HK$26,707 HKD

$3,404 USD

View

Retailer 27

HK$27,837 HKD

$3,548 USD

View

Retailer 28

HK$30,115 HKD

SGD 5,187 SGD

View

Retailer 29

HK$30,171 HKD

£3,028 GBP

View

B+

Retailer 30

HK$31,284 HKD

$3,987 USD

View

B+

Retailer 31

HK$32,084 HKD

£3,220 GBP

View

Retailer 32

HK$33,658 HKD

$4,290 USD

View

Price last confirmed 28 days ago

B+

Retailer 33

HK$41,425 HKD

$5,280 USD

View

Most Expensive

Novita Diamonds

cert_658477011 · Oct 5

HK$48,636 HKD

A$9,537 AUD

View

Price last confirmed 28 days ago

33 more retailers have this diamond

Prices start from HK$7,673 HKDSave up to HK$33,752 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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2.51ct Marquise

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