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Radiant|Lab Grown|IGI

3.16ct I VS1 Radiant Lab Grown Diamond

ID • I/VS1 • IGI LG612317947

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

Certificate IGI LG612317947

Diamond specifications and retailer prices

From HK$5,963 HKD
As of November 4, 2026
Save HK$14,044 HKD (70%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$20,007 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.16ct lab-grown radiant diamond

This 3.16ct lab-grown radiant sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG612317947 or 612317947. Listed at 3 retailers as of November 4, 2026, with prices from HK$5,963 to HK$20,007, a HK$14,044 spread on the same certified stone. Brilliant Earth lists it at HK$20,007. 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

3.16
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle32.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG612317947
Dimensions10.26 × 7.21 × 4.68 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.26 mm7.21 mm3.16 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG612317947
Side View
Table 65.0%Crown 44.6°Girdle: Slightly ThickPavilion 32.2°Culet: NoneDepth 64.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: HK$20,007 HKD|Low: HK$5,963 HKD|High: HK$20,007 HKD|Avg: HK$11,136 HKD
Brilliant Earth
Retailer 2
Retailer 3
October 31, 2026
Retailer 3HK$5,963 HKD
Retailer 2HK$7,446 HKD
Brilliant EarthHK$20,007 HKD

2 data points across 3 retailers

3 retailersHK$5,963 HKD to HK$20,007 HKD

B+
Cheapest Retailer
-
HK$5,963 HKD
A
Retailer 2
-
HK$7,446 HKD
View
Most Expensive
B
Brilliant Earth
16509308A · Nov 4
HK$20,007 HKD
$2,550 USD
View
2 more retailers have this diamond
Prices start from HK$5,963 HKDSave up to HK$14,044 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
3.16ct Radiant
HK$5,963 HKD