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Radiant|Lab Grown|IGI

1.57ct G VVS1 Radiant Lab Grown Diamond

ID • G/VVS1 • IGI LG669421619

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

Certificate IGI LG669421619

Diamond specifications and retailer prices

From HK$1,891 HKD
As of November 4, 2026
Save HK$7,665 HKD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$9,556 HKD at Brilliance · As of November 4, 2026
View at Brilliance

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 G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG669421619 or 669421619. Listed at 20 retailers as of November 4, 2026, with prices from HK$1,891 to HK$9,556, a HK$7,665 spread on the same certified stone. Brilliance lists it at HK$9,556. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669421619
Dimensions8.16 × 5.74 × 3.90 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
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
8.16 mm5.74 mm1.57 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669421619
Side View
Table 63.0%Crown 41.3°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 67.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$9,556 HKD|Low: HK$1,820 HKD|High: HK$10,356 HKD|Avg: HK$5,440 HKD
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 13HK$1,891 HKD
Retailer 4HK$2,346 HKD
Retailer 6HK$2,471 HKD
Retailer 3HK$3,154 HKD
Retailer 8HK$4,048 HKD
Retailer 10HK$4,221 HKD
Retailer 2HK$4,401 HKD
Retailer 11HK$5,469 HKD
Retailer 5HK$7,548 HKD
Retailer 12HK$7,571 HKD
Retailer 7HK$8,827 HKD
Retailer 9HK$9,399 HKD
BrillianceHK$9,556 HKD

37 data points across 13 retailers

20 retailersHK$1,891 HKD to HK$9,556 HKD

A
Cheapest Retailer
-
HK$1,891 HKD
A
Retailer 2
-
HK$2,118 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,197 HKD
View
Retailer 4
-
HK$2,346 HKD
View
Price last confirmed 11 days ago
A
Retailer 5
-
HK$2,346 HKD
View
A
Retailer 6
-
HK$2,471 HKD
View
A
Retailer 7
-
HK$2,605 HKD
View
B+
Retailer 8
-
HK$3,154 HKD
View
A
Retailer 9
-
HK$4,048 HKD
View
A
Retailer 10
-
HK$4,221 HKD
View
A
Retailer 11
-
HK$4,331 HKD
View
A
Retailer 12
-
HK$4,401 HKD
View
B+
Retailer 13
-
HK$5,359 HKD
View
Retailer 14
-
HK$5,469 HKD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
HK$7,548 HKD
View
B+
Retailer 16
-
HK$7,571 HKD
View
B+
Retailer 17
-
HK$7,948 HKD
View
B
Retailer 18
-
HK$8,827 HKD
View
B
Retailer 19
-
HK$9,399 HKD
View
Most Expensive
B
Brilliance
D30632788 · Nov 4
HK$9,556 HKD
$1,218 USD
View
19 more retailers have this diamond
Prices start from HK$1,891 HKDSave up to HK$7,665 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$1,891 HKD