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Radiant|Lab Grown|IGI

1.45ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG768629727

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

Certificate IGI LG768629727

Diamond specifications and retailer prices

From HK$6,126 HKD
As of October 31, 2026
Save HK$27,846 HKD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$33,972 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG768629727 or 768629727. Listed at 12 retailers as of October 29, 2026, with prices from HK$6,126 to HK$33,972, a HK$27,846 spread on the same certified stone. Brilliant Earth lists it at HK$33,972. 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 angle39.8°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629727
Dimensions8.02 × 5.80 × 3.68 mm
L/W Ratio1.38
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
8.02 mm5.80 mm1.45 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629727
Side View
Table 63.0%Crown 39.8°Girdle: MED-STKPavilion 33.9°Culet: NoneDepth 63.4%

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 31
Current: HK$33,972 HKD|Low: HK$6,126 HKD|High: HK$34,992 HKD|Avg: HK$13,963 HKD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 3HK$6,126 HKD
Retailer 8HK$6,991 HKD
Retailer 12HK$7,493 HKD
Retailer 2HK$8,139 HKD
Retailer 5HK$8,203 HKD
Retailer 11HK$9,117 HKD
Retailer 7HK$9,123 HKD
Retailer 10HK$12,514 HKD
Retailer 4HK$15,738 HKD
Retailer 9HK$17,228 HKD
Retailer 6HK$22,280 HKD
Brilliant EarthHK$33,972 HKD

43 data points across 12 retailers

12 retailersHK$6,126 HKD to HK$33,972 HKD

A
Cheapest Retailer
-
HK$6,126 HKD
A
Retailer 2
-
HK$6,991 HKD
$891 USD
View
A
Retailer 3
-
HK$7,493 HKD
$955 USD
View
B+
Retailer 4
-
HK$8,139 HKD
€988 EUR
View
B+
Retailer 5
-
HK$8,203 HKD
£823 GBP
View
B+
Retailer 6
-
HK$9,117 HKD
$1,162 USD
View
B+
Retailer 7
-
HK$9,123 HKD
ZAR 18,785 ZAR
View
B+
Retailer 8
-
HK$12,514 HKD
$1,595 USD
View
B
Retailer 9
-
HK$15,738 HKD
$2,006 USD
View
B
Retailer 10
-
HK$17,228 HKD
$2,196 USD
View
B
Retailer 11
-
HK$22,280 HKD
£2,236 GBP
View
Most Expensive
B
Brilliant Earth
18782442A · Oct 29
HK$33,972 HKD
$4,330 USD
View
11 more retailers have this diamond
Prices start from HK$6,126 HKDSave up to HK$27,846 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$6,126 HKD