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Princess|Lab Grown|IGI

1.57ct E IF Princess Lab Grown Diamond

EX • E/IF • IGI LG804627351

Shape and cutting style on the report: Princess cut

Certificate IGI LG804627351

Diamond specifications and retailer prices

From HK$3,429 HKD
$437 USD
As of October 30, 2026
Save HK$19,010 HKD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$22,439 HKD at Brilliant Earth · As of October 30, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804627351 or 804627351. Listed at 17 retailers as of October 30, 2026, with prices from HK$3,429 to HK$22,439, a HK$19,010 spread on the same certified stone. Brilliant Earth lists it at HK$22,439. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle49.6°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804627351
Dimensions6.28 × 6.25 × 4.54 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.28 mm6.25 mm1.57 ctE / IF
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804627351
Side View
Table 71.0%Crown 49.6°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 72.6%

Caratlytics Score

How it works →
A
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$22,439 HKD|Low: HK$3,429 HKD|High: HK$22,439 HKD|Avg: HK$8,835 HKD
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
October 30, 2026
Retailer 9HK$3,429 HKD
Retailer 3HK$5,217 HKD
Retailer 8HK$6,025 HKD
Retailer 11HK$6,257 HKD
Retailer 4HK$6,363 HKD
Retailer 7HK$6,583 HKD
Retailer 14HK$6,706 HKD
Retailer 5HK$8,795 HKD
Retailer 6HK$10,788 HKD
Retailer 10HK$12,088 HKD
Retailer 13HK$12,326 HKD
Retailer 12HK$12,506 HKD
Retailer 2HK$14,318 HKD
Retailer 15HK$15,016 HKD
Brilliant EarthHK$22,439 HKD

19 data points across 15 retailers

17 retailersHK$3,429 HKD to HK$22,439 HKD

Retailer 1
-
HK$3,272 HKD
$417 USD
Price last confirmed 38 days ago
A
Retailer 2
-
HK$3,429 HKD
$437 USD
View
Final sale: no returns
Retailer 3
-
HK$4,001 HKD
$510 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
HK$5,217 HKD
$665 USD
View
A
Retailer 5
-
HK$6,025 HKD
$768 USD
View
A
Retailer 6
-
HK$6,257 HKD
£628 GBP
View
A
Retailer 7
-
HK$6,363 HKD
$811 USD
View
A
Retailer 8
-
HK$6,583 HKD
ZAR 13,556 ZAR
View
A
Retailer 9
-
HK$6,706 HKD
€814 EUR
View
A
Retailer 10
-
HK$8,795 HKD
$1,121 USD
View
A
Retailer 11
-
HK$10,788 HKD
$1,375 USD
View
A
Retailer 12
-
HK$12,088 HKD
SGD 2,082 SGD
View
A
Retailer 13
-
HK$12,326 HKD
$1,571 USD
View
A
Retailer 14
-
HK$12,506 HKD
$1,594 USD
View
B+
Retailer 15
-
HK$14,318 HKD
$1,825 USD
View
B+
Retailer 16
-
HK$15,016 HKD
£1,507 GBP
View
Most Expensive
B
Brilliant Earth
20125141A · Oct 30
HK$22,439 HKD
$2,860 USD
View
16 more retailers have this diamond
Prices start from HK$3,429 HKDSave up to HK$19,010 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.

A
1.57ct Princess
HK$3,429 HKD