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Radiant|Lab Grown|IGI

0.71ct E SI1 Radiant Lab Grown Diamond

GD • E/SI1 • IGI LG520299947

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

Certificate IGI LG520299947

Diamond specifications and retailer prices

From HK$1,028 HKD
$131 USD
As of October 27, 2026
Save HK$8,859 HKD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$9,886 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 0.71ct lab-grown radiant diamond

This 0.71ct lab-grown radiant sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG520299947 or 520299947. Listed at 17 retailers as of October 27, 2026, with prices from HK$1,028 to HK$9,886, a HK$8,859 spread on the same certified stone. Do Amore Diamonds lists it at HK$9,886. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.71
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.8°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG520299947
Dimensions6.35 × 4.32 × 2.97 mm
L/W Ratio1.47
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
6.35 mm4.32 mm0.71 ctE / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG520299947
Side View
Table 64.5%Crown 47.8°Girdle: Slightly ThickPavilion 34.5°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 27
Current: HK$2,422 HKD|Low: HK$1,153 HKD|High: HK$6,667 HKD|Avg: HK$3,309 HKD|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 9HK$1,153 HKD
Retailer 4HK$1,844 HKD
Retailer 7HK$2,417 HKD
Retailer 1HK$2,422 HKD
Retailer 2HK$2,819 HKD
Retailer 8HK$2,911 HKD
Retailer 5HK$4,002 HKD
Retailer 6HK$4,339 HKD
Retailer 10HK$5,022 HKD
Retailer 3HK$6,627 HKD

38 data points across 10 retailers

17 retailersHK$1,028 HKD to HK$9,886 HKD

A
Cheapest Retailer
-
HK$1,028 HKD
$131 USD
B+
Retailer 2
-
HK$1,153 HKD
$147 USD
View
Final sale: no returns
B+
Retailer 3
-
HK$1,193 HKD
$152 USD
View
B+
Retailer 4
-
HK$1,279 HKD
$163 USD
View
B+
Retailer 5
-
HK$1,279 HKD
$163 USD
View
Retailer 6
-
HK$1,844 HKD
$235 USD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
HK$2,417 HKD
$308 USD
View
B+
Retailer 8
-
HK$2,422 HKD
£243 GBP
View
B+
Retailer 9
-
HK$2,911 HKD
$371 USD
View
B+
Retailer 10
-
HK$4,002 HKD
$510 USD
View
B
Retailer 11
-
HK$4,339 HKD
$553 USD
View
B
Retailer 12
-
HK$4,535 HKD
$578 USD
View
B
Retailer 13
-
HK$4,828 HKD
£485 GBP
View
B
Retailer 14
-
HK$5,902 HKD
$752 USD
View
B
Retailer 15
-
HK$6,627 HKD
£665 GBP
View
C
Retailer 16
-
HK$7,672 HKD
$978 USD
View
Most Expensive
C
Do Amore Diamonds
27-A06538D53 · Oct 29
HK$9,886 HKD
$1,260 USD
View
16 more retailers have this diamond
Prices start from HK$1,028 HKDSave up to HK$8,859 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
0.71ct Radiant
HK$1,028 HKD