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Radiant|Lab Grown|IGI

0.71ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG577374069

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

Certificate IGI LG577374069

Diamond specifications and retailer prices

From HK$894 HKD
$114 USD
As of October 27, 2026
Save HK$8,363 HKD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$9,257 HKD at MOH London · As of October 26, 2026
View at MOH London

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 top-tier cut grade and certified by IGI LG577374069 or 577374069. Listed at 10 retailers as of October 26, 2026, with prices from HK$894 to HK$9,257, a HK$8,363 spread on the same certified stone. MOH London lists it at HK$9,257. 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

0.71
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577374069
Dimensions6.32 × 4.34 × 2.98 mm
L/W Ratio1.46
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
6.32 mm4.34 mm0.71 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577374069
Side View
Table 62.0%Crown 40.7°Girdle: Slightly ThickPavilion 35°Culet: NoneDepth 68.7%

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 27
Current: HK$9,257 HKD|Low: HK$855 HKD|High: HK$10,483 HKD|Avg: HK$4,110 HKD|-1.0%
MOH London
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
October 29, 2026
Retailer 10HK$894 HKD
Retailer 14HK$1,036 HKD
Retailer 2HK$1,994 HKD
Retailer 15HK$2,109 HKD
Retailer 12HK$2,173 HKD
Retailer 6HK$2,887 HKD
Retailer 3HK$3,018 HKD
Retailer 13HK$3,562 HKD
Retailer 8HK$3,845 HKD
Retailer 9HK$3,970 HKD
Retailer 11HK$4,080 HKD
Retailer 16HK$5,017 HKD
Retailer 5HK$5,019 HKD
Retailer 4HK$5,422 HKD
MOH LondonHK$9,257 HKD
Retailer 7HK$10,483 HKD

19 data points across 16 retailers

10 retailersHK$894 HKD to HK$9,257 HKD

A
Cheapest Retailer
-
HK$894 HKD
$114 USD
A
Retailer 2
-
HK$1,036 HKD
$132 USD
View
A
Retailer 3
-
HK$1,994 HKD
€242 EUR
View
A
Retailer 4
-
HK$2,109 HKD
View
A
Retailer 5
-
HK$2,173 HKD
$277 USD
View
B+
Retailer 6
-
HK$3,562 HKD
$454 USD
View
B+
Retailer 7
-
HK$3,970 HKD
$506 USD
View
B+
Retailer 8
-
HK$4,080 HKD
$520 USD
View
B
Retailer 9
-
HK$5,017 HKD
SGD 864 SGD
View
Most Expensive
B
MOH London
LG577374069 · Oct 26
HK$9,257 HKD
£929 GBP
View
9 more retailers have this diamond
Prices start from HK$894 HKDSave up to HK$8,363 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$894 HKD