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Radiant|Lab Grown|IGI

3.08ct E SI2 Radiant Lab Grown Diamond

ID • E/SI2 • IGI LG635406646

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

Certificate IGI LG635406646

Diamond specifications and retailer prices

From HK$2,409 HKD
$307 USD
As of October 23, 2026
Save HK$26,231 HKD (92%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$28,639 HKD at Brilliant Earth · As of October 29, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG635406646 or 635406646. Listed at 17 retailers as of October 23, 2026, with prices from HK$2,409 to HK$28,639, a HK$26,231 spread on the same certified stone. Brilliant Earth lists it at HK$28,639. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.08
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.7°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635406646
Dimensions9.65 × 7.25 × 5.11 mm
L/W Ratio1.33
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.65 mm7.25 mm3.08 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635406646
Side View
Table 65.0%Crown 46.7°Girdle: Slightly ThickPavilion 35.3°Culet: NoneDepth 70.5%

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 23
Current: HK$28,639 HKD|Low: HK$2,315 HKD|High: HK$29,502 HKD|Avg: HK$7,776 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
October 27, 2026
Retailer 17HK$2,409 HKD
Retailer 7HK$2,691 HKD
Retailer 16HK$2,793 HKD
Retailer 8HK$2,989 HKD
Retailer 9HK$3,314 HKD
Retailer 2HK$4,002 HKD
Retailer 13HK$4,655 HKD
Retailer 15HK$4,880 HKD
Retailer 10HK$5,280 HKD
Retailer 5HK$5,508 HKD
Retailer 3HK$7,368 HKD
Retailer 14HK$7,737 HKD
Retailer 6HK$9,580 HKD
Retailer 4HK$9,604 HKD
Retailer 11HK$11,988 HKD
Retailer 12HK$16,046 HKD
Brilliant EarthHK$28,639 HKD

38 data points across 17 retailers

17 retailersHK$2,409 HKD to HK$28,639 HKD

A
Cheapest Retailer
-
HK$2,409 HKD
$307 USD
A
Retailer 2
-
HK$2,691 HKD
$343 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,793 HKD
$356 USD
View
A
Retailer 4
-
HK$2,989 HKD
$381 USD
View
A
Retailer 5
-
HK$3,314 HKD
View
A
Retailer 6
-
HK$4,002 HKD
£402 GBP
View
A
Retailer 7
-
HK$4,655 HKD
€565 EUR
View
B+
Retailer 8
-
HK$4,880 HKD
$622 USD
View
A
Retailer 9
-
HK$5,280 HKD
£530 GBP
View
A
Retailer 10
-
HK$5,508 HKD
$702 USD
View
B+
Retailer 11
-
HK$7,368 HKD
$939 USD
View
B+
Retailer 12
-
HK$7,737 HKD
$986 USD
View
B+
Retailer 13
-
HK$9,580 HKD
SGD 1,650 SGD
View
B+
Retailer 14
-
HK$9,604 HKD
$1,224 USD
View
B+
Retailer 15
-
HK$11,988 HKD
£1,203 GBP
View
B
Retailer 16
-
HK$16,046 HKD
$2,045 USD
View
Most Expensive
B
Brilliant Earth
14415120A · Oct 29
HK$28,639 HKD
$3,650 USD
View
16 more retailers have this diamond
Prices start from HK$2,409 HKDSave up to HK$26,231 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$2,409 HKD