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Radiant|Lab Grown|IGI

3.57ct E VS2 Radiant Lab Grown Diamond

ID • E/VS2 • IGI LG803626419

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

Certificate IGI LG803626419

Diamond specifications and retailer prices

From HK$3,813 HKD
$486 USD
As of October 30, 2026
Save HK$24,198 HKD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$28,012 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.57ct lab-grown radiant diamond

This 3.57ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG803626419 or 803626419. Listed at 16 retailers as of October 29, 2026, with prices from HK$3,813 to HK$28,012, a HK$24,198 spread on the same certified stone. Brilliant Earth lists it at HK$28,012. 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

3.57
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803626419
Dimensions10.76 × 7.59 × 5.10 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.76 mm7.59 mm3.57 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803626419
Side View
Table 66.0%Crown 44.5°Girdle: MediumPavilion 37.8°Culet: NoneDepth 67.2%

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$28,012 HKD|Low: HK$2,746 HKD|High: HK$28,169 HKD|Avg: HK$9,472 HKD|-0.6%
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
October 30, 2026
Retailer 6HK$2,746 HKD
Retailer 12HK$3,813 HKD
Retailer 5HK$4,261 HKD
Retailer 13HK$4,731 HKD
Retailer 8HK$5,806 HKD
Retailer 3HK$7,368 HKD
Retailer 9HK$7,481 HKD
Retailer 4HK$7,799 HKD
Retailer 2HK$7,858 HKD
Retailer 11HK$10,961 HKD
Retailer 10HK$13,752 HKD
Retailer 14HK$17,694 HKD
Retailer 7HK$19,850 HKD
Brilliant EarthHK$28,012 HKD

43 data points across 14 retailers

16 retailersHK$3,813 HKD to HK$28,012 HKD

A
Cheapest Retailer
-
HK$3,813 HKD
$486 USD
A
Retailer 2
-
HK$4,261 HKD
$543 USD
View
Final sale: no returns
A
Retailer 3
-
HK$4,268 HKD
$544 USD
View
A
Retailer 4
-
HK$4,731 HKD
$603 USD
View
Retailer 5
-
HK$4,731 HKD
$603 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
HK$5,806 HKD
$740 USD
View
B+
Retailer 7
-
HK$7,368 HKD
$939 USD
View
A
Retailer 8
-
HK$7,481 HKD
€908 EUR
View
A
Retailer 9
-
HK$7,799 HKD
$994 USD
View
A
Retailer 10
-
HK$7,858 HKD
£789 GBP
View
A
Retailer 11
-
HK$10,961 HKD
$1,397 USD
View
A
Retailer 12
-
HK$12,437 HKD
$1,585 USD
View
B+
Retailer 13
-
HK$13,752 HKD
£1,380 GBP
View
B+
Retailer 14
-
HK$17,694 HKD
$2,255 USD
View
B+
Retailer 15
-
HK$19,850 HKD
£1,992 GBP
View
Most Expensive
B
Brilliant Earth
20465348A · Oct 29
HK$28,012 HKD
$3,570 USD
View
15 more retailers have this diamond
Prices start from HK$3,813 HKDSave up to HK$24,198 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
3.57ct Radiant
HK$3,813 HKD