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Radiant|Lab Grown|IGI

1.45ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG816613026

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

Certificate IGI LG816613026

Diamond specifications and retailer prices

From HK$4,323 HKD
$551 USD
As of October 30, 2026
Save HK$17,880 HKD (81%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$25,263 HKD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.45ct lab-grown radiant diamond

This 1.45ct 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 LG816613026 or 816613026. Listed at 8 retailers as of October 30, 2026, with a 414% 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

1.45
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816613026
Dimensions7.97 × 5.74 × 3.81 mm
L/W Ratio1.39
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
7.97 mm5.74 mm1.45 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816613026
Side View
Table 63.0%Crown 44.2°Girdle: MediumPavilion 35.6°Culet: NoneDepth 66.4%

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$25,263 HKD|Low: HK$2,412 HKD|High: HK$33,658 HKD|Avg: HK$10,997 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
October 31, 2026
Retailer 3HK$2,412 HKD
Retailer 6HK$2,691 HKD
Retailer 12HK$4,323 HKD
Retailer 2HK$4,354 HKD
Retailer 4HK$6,467 HKD
Retailer 14HK$6,736 HKD
Retailer 15HK$6,949 HKD
Retailer 11HK$7,987 HKD
Retailer 5HK$8,803 HKD
Retailer 13HK$9,447 HKD
Retailer 9HK$11,568 HKD
Retailer 7HK$13,734 HKD
Retailer 10HK$18,594 HKD
Retailer 8HK$22,203 HKD
Rare CaratHK$25,263 HKD

17 data points across 15 retailers

8 retailersHK$4,323 HKD to HK$22,203 HKD

A
Cheapest Retailer
-
HK$4,323 HKD
$551 USD
A
Retailer 2
-
HK$4,354 HKD
$555 USD
View
B+
Retailer 3
-
HK$7,987 HKD
$1,018 USD
View
B+
Retailer 4
-
HK$9,447 HKD
$1,204 USD
View
B+
Retailer 5
-
HK$11,568 HKD
£1,161 GBP
View
B
Retailer 6
-
HK$18,594 HKD
$2,370 USD
View
B
Retailer 7
-
HK$22,203 HKD
$2,830 USD
View
Most Expensive
Rare Carat
VL-123850 · Oct 21
HK$25,263 HKD
$3,220 USD
View
Price last confirmed 10 days ago
7 more retailers have this diamond
Prices start from HK$4,323 HKDSave up to HK$17,880 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
1.45ct Radiant
HK$4,323 HKD