Princess|Lab Grown|IGI

1.57ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG816624870

Shape and cutting style on the report: Princess cut

Certificate IGI LG816624870

Diamond specifications and retailer prices

From HK$5,790 HKD

$738 USD

As of November 1, 2026

Save HK$20,886 HKD (78%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: HK$26,677 HKD at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 1.57ct lab-grown princess diamond

This 1.57ct lab-grown princess sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816624870 or 816624870. Listed at 24 retailers as of October 31, 2026, with prices from HK$5,790 to HK$26,677, a HK$20,886 spread on the same certified stone. Brilliant Earth lists it at HK$26,677. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle43.2°

Pavilion angle37.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG816624870

Dimensions6.28 × 6.23 × 4.45 mm

L/W Ratio1.01

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 LG816624870

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$26,677 HKD|Low: HK$5,422 HKD|High: HK$35,857 HKD|Avg: HK$14,018 HKD|-25.6%

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

Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

November 1, 2026

Retailer 9HK$5,649 HKD

Retailer 3HK$5,790 HKD

Retailer 10HK$6,551 HKD

Retailer 11HK$6,551 HKD

Retailer 5HK$9,023 HKD

Retailer 13HK$9,023 HKD

Retailer 18HK$9,447 HKD

Retailer 12HK$9,599 HKD

Retailer 16HK$9,763 HKD

Retailer 7HK$11,928 HKD

Retailer 15HK$13,825 HKD

Retailer 14HK$14,948 HKD

Retailer 4HK$15,204 HKD

Retailer 19HK$19,388 HKD

Retailer 6HK$20,708 HKD

Retailer 17HK$20,870 HKD

Retailer 8HK$21,851 HKD

Retailer 2HK$25,290 HKD

Brilliant EarthHK$26,677 HKD

37 data points across 19 retailers

24 retailersHK$5,790 HKD to HK$26,677 HKD

Retailer 1

HK$5,649 HKD

$720 USD

Price last confirmed 22 days ago

Retailer 2

HK$5,649 HKD

$720 USD

View

Price last confirmed 41 days ago

Retailer 3

HK$5,790 HKD

$738 USD

View

Final sale: no returns

Retailer 4

HK$6,143 HKD

$783 USD

View

Price last confirmed 39 days ago

Retailer 5

HK$6,457 HKD

$823 USD

View

Price last confirmed 38 days ago

Retailer 6

HK$6,551 HKD

$835 USD

View

Price last confirmed 30 days ago

Retailer 7

HK$6,551 HKD

$835 USD

View

Price last confirmed 21 days ago

Retailer 8

HK$9,023 HKD

$1,150 USD

View

Retailer 9

HK$9,023 HKD

$1,150 USD

View

Retailer 10

HK$9,447 HKD

$1,204 USD

View

Retailer 11

HK$9,599 HKD

£963 GBP

View

Retailer 12

HK$9,763 HKD

€1,185 EUR

View

Retailer 13

HK$11,928 HKD

ZAR 24,559 ZAR

View

Price last confirmed 9 days ago

Retailer 14

HK$13,825 HKD

$1,762 USD

View

B+

Retailer 15

HK$14,948 HKD

A$2,931 AUD

View

B+

Retailer 16

HK$15,204 HKD

$1,938 USD

View

Retailer 17

HK$18,415 HKD

$2,347 USD

View

Price last confirmed 33 days ago

B+

Retailer 18

HK$19,388 HKD

$2,471 USD

View

Retailer 19

HK$20,328 HKD

£2,040 GBP

View

Price last confirmed 22 days ago

B+

Retailer 20

HK$20,708 HKD

$2,639 USD

View

B+

Retailer 21

HK$20,870 HKD

$2,660 USD

View

Retailer 22

HK$21,851 HKD

$2,785 USD

View

Price last confirmed 15 days ago

B+

Retailer 23

HK$25,290 HKD

£2,538 GBP

View

Most Expensive

Brilliant Earth

21018818A · Oct 31

HK$26,677 HKD

$3,400 USD

View

23 more retailers have this diamond

Prices start from HK$5,790 HKDSave up to HK$20,886 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.

Similar diamonds

1.57ct Princess

HK$5,790 HKD