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Radiant|Lab Grown|IGI

2.56ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG816608558

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

Certificate IGI LG816608558

Diamond specifications and retailer prices

From HK$10,788 HKD
$1,375 USD
As of October 31, 2026
Save HK$61,236 HKD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$72,024 HKD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 2.56ct lab-grown radiant diamond

This 2.56ct 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 LG816608558 or 816608558. Listed at 12 retailers as of October 30, 2026, with prices from HK$10,788 to HK$72,024, a HK$61,236 spread on the same certified stone. Do Amore Diamonds lists it at HK$72,024. 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

2.56
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.3°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816608558
Dimensions9.37 × 6.69 × 4.82 mm
L/W Ratio1.40
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
9.37 mm6.69 mm2.56 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816608558
Side View
Table 64.0%Crown 46.3°Girdle: THK-VTKPavilion 36.7°Culet: NoneDepth 72.0%

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$72,024 HKD|Low: HK$10,788 HKD|High: HK$93,285 HKD|Avg: HK$42,099 HKD|-22.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 3HK$10,788 HKD
Retailer 6HK$15,009 HKD
Retailer 8HK$16,319 HKD
Retailer 2HK$17,506 HKD
Retailer 7HK$19,661 HKD
Retailer 5HK$33,549 HKD
Retailer 9HK$44,799 HKD
Retailer 4HK$48,879 HKD
Do Amore DiamondsHK$72,024 HKD
Retailer 10HK$73,930 HKD

27 data points across 10 retailers

12 retailersHK$10,788 HKD to HK$72,024 HKD

A
Cheapest Retailer
-
HK$10,788 HKD
$1,375 USD
Retailer 2
-
HK$13,000 HKD
$1,657 USD
View
Price last confirmed 30 days ago
Retailer 3
-
HK$14,734 HKD
$1,878 USD
View
Price last confirmed 35 days ago
A
Retailer 4
-
HK$15,009 HKD
$1,913 USD
View
A
Retailer 5
-
HK$16,319 HKD
$2,080 USD
View
Retailer 6
-
HK$17,506 HKD
€2,125 EUR
View
A
Retailer 7
-
HK$19,661 HKD
$2,506 USD
View
Retailer 8
-
HK$32,505 HKD
$4,143 USD
View
Price last confirmed 31 days ago
B+
Retailer 9
-
HK$33,549 HKD
£3,367 GBP
View
Retailer 10
-
HK$44,799 HKD
$5,710 USD
View
Price last confirmed 11 days ago
B
Retailer 11
-
HK$48,879 HKD
$6,230 USD
View
Most Expensive
B
Do Amore Diamonds
27-38F93DA12 · Oct 30
HK$72,024 HKD
$9,180 USD
View
11 more retailers have this diamond
Prices start from HK$10,788 HKDSave up to HK$61,236 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
2.56ct Radiant
HK$10,788 HKD