Radiant|Lab Grown|IGI

3.08ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG666434669

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

Certificate IGI LG666434669

Diamond specifications and retailer prices

From HK$6,787 HKD
$865 USD
As of October 30, 2026
Save HK$22,876 HKD (77%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$62,216 HKD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 3.08ct lab-grown radiant diamond

This 3.08ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG666434669 or 666434669. Listed at 19 retailers as of October 29, 2026, with a 337% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.08
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666434669
Dimensions10.47 × 7.19 × 4.87 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.47 mm7.19 mm3.08 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666434669
Side View
Table 67.0%Crown 42.5°Girdle: MediumPavilion 36.1°Culet: NoneDepth 67.7%

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 30
Current: HK$62,216 HKD|Low: HK$6,512 HKD|High: HK$64,099 HKD|Avg: HK$18,259 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 19HK$6,787 HKD
Retailer 8HK$7,383 HKD
Retailer 9HK$7,587 HKD
Retailer 3HK$7,869 HKD
Retailer 14HK$9,258 HKD
Retailer 7HK$10,756 HKD
Retailer 18HK$11,259 HKD
Retailer 2HK$12,102 HKD
Retailer 16HK$13,074 HKD
Retailer 15HK$17,757 HKD
Retailer 17HK$18,092 HKD
Retailer 12HK$18,275 HKD
Retailer 11HK$21,761 HKD
Retailer 5HK$22,125 HKD
Retailer 6HK$23,443 HKD
Retailer 4HK$24,620 HKD
Retailer 10HK$27,302 HKD
Retailer 13HK$29,663 HKD
Brilliant EarthHK$62,216 HKD

45 data points across 19 retailers

19 retailersHK$6,787 HKD to HK$29,663 HKD

A
Cheapest Retailer
-
HK$6,787 HKD
$865 USD
A
Retailer 2
-
HK$7,383 HKD
$941 USD
View
A
Retailer 3
-
HK$7,587 HKD
$967 USD
View
Final sale: no returns
A
Retailer 4
-
HK$7,869 HKD
$1,003 USD
View
Retailer 5
-
HK$7,869 HKD
$1,003 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
HK$9,258 HKD
$1,180 USD
View
A
Retailer 7
-
HK$10,756 HKD
$1,371 USD
View
A
Retailer 8
-
HK$11,259 HKD
$1,435 USD
View
A
Retailer 9
-
HK$12,102 HKD
£1,215 GBP
View
Retailer 10
-
HK$17,757 HKD
A$3,482 AUD
View
Price last confirmed 9 days ago
A
Retailer 11
-
HK$18,092 HKD
$2,306 USD
View
A
Retailer 12
-
HK$18,275 HKD
ZAR 37,629 ZAR
View
A
Retailer 13
-
HK$21,761 HKD
£2,184 GBP
View
A
Retailer 14
-
HK$22,125 HKD
$2,820 USD
View
A
Retailer 15
-
HK$23,443 HKD
$2,988 USD
View
A
Retailer 16
-
HK$24,620 HKD
$3,138 USD
View
B+
Retailer 17
-
HK$27,302 HKD
$3,480 USD
View
B+
Retailer 18
-
HK$29,663 HKD
£2,977 GBP
View
Most Expensive
Brilliant Earth
16422274A · Oct 21
HK$62,216 HKD
$7,930 USD
View
Price last confirmed 9 days ago
18 more retailers have this diamond
Prices start from HK$6,787 HKDSave up to HK$22,876 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
3.08ct Radiant
HK$6,787 HKD