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Radiant|Lab Grown|IGI

1.30ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG836617800

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

Certificate IGI LG836617800

Diamond specifications and retailer prices

From HK$2,479 HKD
As of November 4, 2026
Save HK$16,821 HKD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$19,301 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.3ct lab-grown radiant diamond

This 1.3ct 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 LG836617800 or 836617800. Listed at 17 retailers as of November 4, 2026, with prices from HK$2,479 to HK$19,301, a HK$16,821 spread on the same certified stone. Brilliant Earth lists it at HK$19,301. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.8°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836617800
Dimensions7.46 × 5.52 × 3.64 mm
L/W Ratio1.35
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
7.46 mm5.52 mm1.30 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836617800
Side View
Table 66.0%Crown 46.8°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 65.9%

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: Nov 4
Current: HK$19,301 HKD|Low: HK$2,479 HKD|High: HK$30,363 HKD|Avg: HK$9,500 HKD|-36.4%
Brilliant Earth
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
November 4, 2026
Retailer 16HK$2,479 HKD
Retailer 2HK$2,730 HKD
Retailer 8HK$3,750 HKD
Retailer 12HK$3,884 HKD
Retailer 10HK$4,409 HKD
Retailer 11HK$4,629 HKD
Retailer 5HK$5,068 HKD
Retailer 6HK$6,449 HKD
Retailer 13HK$6,904 HKD
Retailer 14HK$8,167 HKD
Retailer 15HK$8,944 HKD
Retailer 3HK$9,619 HKD
Retailer 4HK$10,764 HKD
Retailer 9HK$14,789 HKD
Retailer 7HK$14,836 HKD
Brilliant EarthHK$19,301 HKD

15 data points across 16 retailers

17 retailersHK$2,479 HKD to HK$19,301 HKD

A
Cheapest Retailer
-
HK$2,479 HKD
Final sale: no returns
A
Retailer 2
-
HK$2,730 HKD
View
Retailer 3
-
HK$2,903 HKD
View
Price last confirmed 30 days ago
Retailer 4
-
HK$3,750 HKD
View
Price last confirmed 32 days ago
A
Retailer 5
-
HK$3,884 HKD
View
A
Retailer 6
-
HK$4,409 HKD
View
A
Retailer 7
-
HK$4,629 HKD
View
A
Retailer 8
-
HK$5,068 HKD
View
Retailer 9
-
HK$6,449 HKD
View
Price last confirmed 30 days ago
B+
Retailer 10
-
HK$6,904 HKD
View
B+
Retailer 11
-
HK$8,167 HKD
View
B+
Retailer 12
-
HK$8,944 HKD
View
B+
Retailer 13
-
HK$9,619 HKD
View
B+
Retailer 14
-
HK$10,764 HKD
View
B
Retailer 15
-
HK$14,789 HKD
View
Retailer 16
-
HK$14,836 HKD
View
Price last confirmed 31 days ago
Most Expensive
B
Brilliant Earth
21641165A · Nov 4
HK$19,301 HKD
$2,460 USD
View
16 more retailers have this diamond
Prices start from HK$2,479 HKDSave up to HK$16,821 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
1.30ct Radiant
HK$2,479 HKD