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Radiant|Lab Grown|IGI

0.66ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG541284501

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

Certificate IGI LG541284501

Diamond specifications and retailer prices

From HK$1,200 HKD
$153 USD
As of November 2, 2026
Save HK$6,981 HKD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$8,181 HKD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 0.66ct lab-grown radiant diamond

This 0.66ct lab-grown radiant sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG541284501 or 541284501. Listed at 15 retailers as of November 1, 2026, with prices from HK$1,200 to HK$8,181, a HK$6,981 spread on the same certified stone. Reve Diamonds lists it at HK$8,181. 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

0.66
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541284501
Dimensions6.13 × 4.29 × 2.92 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.13 mm4.29 mm0.66 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG541284501
Side View
Table 63.0%Crown 38.8°Girdle: STK-THKPavilion 34.6°Culet: NoneDepth 68.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$2,591 HKD|Low: HK$1,153 HKD|High: HK$7,035 HKD|Avg: HK$2,917 HKD|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 8HK$1,200 HKD
Retailer 4HK$1,342 HKD
Retailer 12HK$1,389 HKD
Retailer 2HK$1,483 HKD
Retailer 9HK$1,483 HKD
Retailer 1HK$2,591 HKD
Retailer 11HK$2,715 HKD
Retailer 6HK$2,746 HKD
Retailer 3HK$3,288 HKD
Retailer 10HK$4,778 HKD
Retailer 7HK$5,045 HKD
Retailer 5HK$6,945 HKD

44 data points across 12 retailers

15 retailersHK$1,200 HKD to HK$8,181 HKD

A
Cheapest Retailer
-
HK$1,200 HKD
$153 USD
A
Retailer 2
-
HK$1,342 HKD
$171 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,389 HKD
$177 USD
View
A
Retailer 4
-
HK$1,483 HKD
$189 USD
View
Retailer 5
-
HK$1,483 HKD
$189 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
HK$2,591 HKD
£260 GBP
View
B+
Retailer 7
-
HK$2,715 HKD
$346 USD
View
B+
Retailer 8
-
HK$2,746 HKD
$350 USD
View
B+
Retailer 9
-
HK$3,013 HKD
View
B+
Retailer 10
-
HK$3,288 HKD
$419 USD
View
B
Retailer 11
-
HK$4,778 HKD
$609 USD
View
B
Retailer 12
-
HK$5,045 HKD
$643 USD
View
B
Retailer 13
-
HK$5,210 HKD
$664 USD
View
B
Retailer 14
-
HK$6,945 HKD
£697 GBP
View
Most Expensive
B
Reve Diamonds
6572DDC90 · Nov 1
HK$8,181 HKD
$1,043 USD
View
14 more retailers have this diamond
Prices start from HK$1,200 HKDSave up to HK$6,981 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
0.66ct Radiant
HK$1,200 HKD