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Radiant|Lab Grown|IGI

1.46ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG811638561

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

Certificate IGI LG811638561

Diamond specifications and retailer prices

From HK$4,339 HKD
$553 USD
As of October 30, 2026
Save HK$18,022 HKD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$25,420 HKD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.46ct lab-grown radiant diamond

This 1.46ct 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 LG811638561 or 811638561. Listed at 9 retailers as of October 30, 2026, with a 415% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.46
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811638561
Dimensions7.79 × 5.73 × 3.85 mm
L/W Ratio1.36
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
7.79 mm5.73 mm1.46 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811638561
Side View
Table 66.0%Crown 41.1°Girdle: MED-STKPavilion 36.5°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$25,420 HKD|Low: HK$2,429 HKD|High: HK$33,893 HKD|Avg: HK$11,096 HKD|+1.1%
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
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 4HK$2,429 HKD
Retailer 7HK$2,715 HKD
Retailer 13HK$4,339 HKD
Retailer 2HK$4,354 HKD
Retailer 5HK$6,508 HKD
Retailer 15HK$6,783 HKD
Retailer 16HK$6,993 HKD
Retailer 12HK$8,042 HKD
Retailer 6HK$8,913 HKD
Retailer 14HK$9,495 HKD
Retailer 3HK$11,479 HKD
Retailer 10HK$11,638 HKD
Retailer 8HK$13,818 HKD
Retailer 11HK$18,751 HKD
Retailer 9HK$22,360 HKD
Rare CaratHK$25,420 HKD

17 data points across 16 retailers

9 retailersHK$4,339 HKD to HK$22,360 HKD

A
Cheapest Retailer
-
HK$4,339 HKD
$553 USD
A
Retailer 2
-
HK$4,354 HKD
$555 USD
View
Retailer 3
-
HK$6,993 HKD
ZAR 14,400 ZAR
View
Price last confirmed 50 days ago
B+
Retailer 4
-
HK$8,042 HKD
$1,025 USD
View
B+
Retailer 5
-
HK$9,495 HKD
$1,210 USD
View
B+
Retailer 6
-
HK$11,638 HKD
£1,168 GBP
View
B
Retailer 7
-
HK$18,751 HKD
$2,390 USD
View
B
Retailer 8
-
HK$22,360 HKD
$2,850 USD
View
Most Expensive
Rare Carat
PD-224133 · Oct 21
HK$25,420 HKD
$3,240 USD
View
Price last confirmed 10 days ago
8 more retailers have this diamond
Prices start from HK$4,339 HKDSave up to HK$18,022 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
1.46ct Radiant
HK$4,339 HKD