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Radiant|Lab Grown|IGI

1.47ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG778640228

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

Certificate IGI LG778640228

Diamond specifications and retailer prices

From HK$22,517 HKD
$2,870 USD
As of October 31, 2026
3 retailers carry this diamond
Most expensive: HK$25,577 HKD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.47ct lab-grown radiant diamond

This 1.47ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778640228 or 778640228. Listed at 3 retailers as of October 31, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.47
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778640228
Dimensions8.10 × 5.84 × 3.62 mm
L/W Ratio1.39
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
8.10 mm5.84 mm1.47 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778640228
Side View
Table 64.0%Crown 42.1°Girdle: MediumPavilion 34.4°Culet: NoneDepth 62.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: HK$25,577 HKD|Low: HK$2,950 HKD|High: HK$35,149 HKD|Avg: HK$12,493 HKD|+1.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 8HK$2,950 HKD
Retailer 5HK$5,287 HKD
Retailer 10HK$5,688 HKD
Retailer 13HK$6,308 HKD
Retailer 12HK$7,826 HKD
Retailer 9HK$8,034 HKD
Retailer 6HK$8,795 HKD
Retailer 3HK$9,540 HKD
Retailer 11HK$14,987 HKD
Retailer 7HK$16,029 HKD
Retailer 4HK$18,055 HKD
Retailer 2HK$22,517 HKD
Rare CaratHK$25,577 HKD

7 data points across 13 retailers

3 retailers

Retailer 1
-
HK$8,795 HKD
$1,121 USD
Our latest check could not confirm this price
B
Retailer 2
-
HK$22,517 HKD
$2,870 USD
View
Most Expensive
Rare Carat
ML-168009 · Oct 21
HK$25,577 HKD
$3,260 USD
View
Price last confirmed 10 days ago
2 more retailers have this diamond
Prices start from HK$22,517 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.

B
1.47ct Radiant
HK$22,517 HKD