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Radiant|Lab Grown|IGI

2.58ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG804666686

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

Certificate IGI LG804666686

Diamond specifications and retailer prices

From HK$15,174 HKD
$1,934 USD
As of October 29, 2026
Save HK$61,322 HKD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$76,496 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.58ct lab-grown radiant diamond

This 2.58ct lab-grown radiant sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804666686 or 804666686. Listed at 11 retailers as of October 29, 2026, with prices from HK$15,174 to HK$76,496, a HK$61,322 spread on the same certified stone. Brilliant Earth lists it at HK$76,496. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.58
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804666686
Dimensions9.78 × 6.91 × 4.47 mm
L/W Ratio1.42
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
9.78 mm6.91 mm2.58 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804666686
Side View
Table 65.0%Crown 42.1°Girdle: ThickPavilion 33.7°Culet: NoneDepth 64.7%

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 29
Current: HK$76,496 HKD|Low: HK$15,174 HKD|High: HK$79,163 HKD|Avg: HK$37,207 HKD|-3.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 7HK$15,174 HKD
Retailer 11HK$16,671 HKD
Retailer 2HK$19,297 HKD
Retailer 10HK$20,634 HKD
Retailer 5HK$21,921 HKD
Retailer 6HK$22,141 HKD
Retailer 9HK$35,626 HKD
Retailer 4HK$39,238 HKD
Retailer 8HK$48,053 HKD
Retailer 3HK$52,613 HKD
Brilliant EarthHK$76,496 HKD

41 data points across 11 retailers

11 retailersHK$15,174 HKD to HK$76,496 HKD

A
Cheapest Retailer
-
HK$15,174 HKD
$1,934 USD
A
Retailer 2
-
HK$16,671 HKD
View
A
Retailer 3
-
HK$19,297 HKD
£1,937 GBP
View
A
Retailer 4
-
HK$20,634 HKD
$2,630 USD
View
Retailer 5
-
HK$21,921 HKD
€2,661 EUR
View
Price last confirmed 7 days ago
A
Retailer 6
-
HK$22,141 HKD
$2,822 USD
View
B+
Retailer 7
-
HK$35,626 HKD
$4,541 USD
View
B+
Retailer 8
-
HK$39,238 HKD
£3,938 GBP
View
B
Retailer 9
-
HK$48,053 HKD
$6,125 USD
View
B
Retailer 10
-
HK$52,613 HKD
$6,706 USD
View
Most Expensive
B
Brilliant Earth
20503052A · Oct 29
HK$76,496 HKD
$9,750 USD
View
10 more retailers have this diamond
Prices start from HK$15,174 HKDSave up to HK$61,322 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
2.58ct Radiant
HK$15,174 HKD