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Radiant|Lab Grown|IGI

2.50ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG836618001

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

Certificate IGI LG836618001

Diamond specifications and retailer prices

From HK$8,968 HKD
£900 GBP
As of October 30, 2026
Save HK$59,217 HKD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$68,185 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.5ct lab-grown radiant diamond

This 2.5ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836618001 or 836618001. Listed at 20 retailers as of October 29, 2026, with prices from HK$8,968 to HK$68,185, a HK$59,217 spread on the same certified stone. Brilliant Earth lists it at HK$68,185. 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

2.50
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836618001
Dimensions9.18 × 6.73 × 4.63 mm
L/W Ratio1.36
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
9.18 mm6.73 mm2.50 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836618001
Side View
Table 64.0%Crown 44.6°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 68.8%

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$68,185 HKD|Low: HK$8,290 HKD|High: HK$70,814 HKD|Avg: HK$28,203 HKD|-0.3%
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
Retailer 17
Retailer 18
October 30, 2026
Retailer 2HK$8,968 HKD
Retailer 16HK$9,274 HKD
Retailer 3HK$10,200 HKD
Retailer 11HK$13,635 HKD
Retailer 17HK$14,139 HKD
Retailer 15HK$15,571 HKD
Retailer 18HK$19,051 HKD
Retailer 4HK$20,259 HKD
Retailer 13HK$22,596 HKD
Retailer 5HK$24,394 HKD
Retailer 7HK$27,054 HKD
Retailer 12HK$30,144 HKD
Retailer 6HK$30,791 HKD
Retailer 9HK$32,858 HKD
Retailer 14HK$35,434 HKD
Retailer 8HK$40,707 HKD
Retailer 10HK$42,449 HKD
Brilliant EarthHK$68,185 HKD

27 data points across 18 retailers

20 retailersHK$8,968 HKD to HK$68,185 HKD

A
Cheapest Retailer
-
HK$8,968 HKD
£900 GBP
A
Retailer 2
-
HK$9,274 HKD
$1,182 USD
View
Final sale: no returns
A
Retailer 3
-
HK$10,200 HKD
$1,300 USD
View
Retailer 4
-
HK$10,899 HKD
$1,389 USD
View
Price last confirmed 27 days ago
Retailer 5
-
HK$13,166 HKD
$1,678 USD
View
Price last confirmed 26 days ago
A
Retailer 6
-
HK$13,635 HKD
£1,368 GBP
View
A
Retailer 7
-
HK$14,139 HKD
$1,802 USD
View
A
Retailer 8
-
HK$15,571 HKD
€1,890 EUR
View
A
Retailer 9
-
HK$19,051 HKD
$2,428 USD
View
A
Retailer 10
-
HK$20,259 HKD
$2,582 USD
View
B+
Retailer 11
-
HK$22,596 HKD
ZAR 46,524 ZAR
View
B+
Retailer 12
-
HK$24,394 HKD
£2,448 GBP
View
B+
Retailer 13
-
HK$27,054 HKD
$3,448 USD
View
B+
Retailer 14
-
HK$30,144 HKD
£3,025 GBP
View
B+
Retailer 15
-
HK$30,791 HKD
$3,924 USD
View
B+
Retailer 16
-
HK$32,858 HKD
SGD 5,659 SGD
View
B+
Retailer 17
-
HK$35,434 HKD
$4,516 USD
View
B
Retailer 18
-
HK$40,707 HKD
$5,188 USD
View
Retailer 19
-
HK$42,449 HKD
$5,410 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
21603031A · Oct 29
HK$68,185 HKD
$8,690 USD
View
19 more retailers have this diamond
Prices start from HK$8,968 HKDSave up to HK$59,217 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
2.50ct Radiant
HK$8,968 HKD