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Radiant|Lab Grown|IGI

1.57ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG818659743

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG818659743

Diamond specifications and retailer prices

From HK$6,182 HKD
$788 USD
As of October 30, 2026
Save HK$21,748 HKD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$27,931 HKD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.57ct lab-grown radiant diamond

This 1.57ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818659743 or 818659743. Listed at 8 retailers as of October 30, 2026, with prices from HK$6,182 to HK$27,931, a HK$21,748 spread on the same certified stone. Do Amore Diamonds lists it at HK$27,931. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle32.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818659743
Dimensions8.33 × 5.70 × 3.75 mm
L/W Ratio1.46
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
Top View
8.33 mm5.70 mm1.57 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818659743
Side View
Table 64.0%Crown 40.9°Girdle: MED-STKPavilion 32.5°Culet: NoneDepth 65.8%

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$27,931 HKD|Low: HK$3,970 HKD|High: HK$35,855 HKD|Avg: HK$15,626 HKD|-22.1%
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
October 31, 2026
Retailer 12HK$3,970 HKD
Retailer 8HK$6,182 HKD
Retailer 2HK$6,198 HKD
Retailer 11HK$9,177 HKD
Retailer 3HK$9,399 HKD
Retailer 7HK$10,411 HKD
Retailer 10HK$13,750 HKD
Retailer 6HK$15,913 HKD
Retailer 4HK$19,367 HKD
Retailer 5HK$23,223 HKD
Retailer 9HK$27,695 HKD
Do Amore DiamondsHK$27,931 HKD

17 data points across 12 retailers

8 retailersHK$6,182 HKD to HK$27,931 HKD

A
Cheapest Retailer
-
HK$6,182 HKD
$788 USD
A
Retailer 2
-
HK$6,198 HKD
$790 USD
View
B+
Retailer 3
-
HK$10,411 HKD
$1,327 USD
View
B+
Retailer 4
-
HK$13,750 HKD
$1,752 USD
View
B+
Retailer 5
-
HK$15,913 HKD
£1,597 GBP
View
B
Retailer 6
-
HK$23,223 HKD
$2,960 USD
View
Retailer 7
-
HK$27,695 HKD
$3,530 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Do Amore Diamonds
27-0AF752300 · Oct 30
HK$27,931 HKD
$3,560 USD
View
7 more retailers have this diamond
Prices start from HK$6,182 HKDSave up to HK$21,748 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 Radiant
HK$6,182 HKD