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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 $162 AUD
$114 USD
As of October 27, 2026
Save $1,517 AUD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,679 AUD 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 $162 to $1,679, a $1,517 spread on the same certified stone. MOH London lists it at $1,679. 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: $1,679 AUD|Low: $155 AUD|High: $1,902 AUD|Avg: $746 AUD|-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 10$162 AUD
Retailer 14$188 AUD
Retailer 2$362 AUD
Retailer 15$383 AUD
Retailer 12$394 AUD
Retailer 6$524 AUD
Retailer 3$548 AUD
Retailer 13$646 AUD
Retailer 8$697 AUD
Retailer 9$720 AUD
Retailer 11$740 AUD
Retailer 16$910 AUD
Retailer 5$910 AUD
Retailer 4$984 AUD
MOH London$1,679 AUD
Retailer 7$1,902 AUD

19 data points across 16 retailers

10 retailers$162 AUD to $1,679 AUD

A
Cheapest Retailer
-
$162 AUD
$114 USD
A
Retailer 2
-
$188 AUD
$132 USD
View
A
Retailer 3
-
$362 AUD
€242 EUR
View
A
Retailer 4
-
$383 AUD
HK$2,100 HKD
View
A
Retailer 5
-
$394 AUD
$277 USD
View
B+
Retailer 6
-
$646 AUD
$454 USD
View
B+
Retailer 7
-
$720 AUD
$506 USD
View
B+
Retailer 8
-
$740 AUD
$520 USD
View
B
Retailer 9
-
$910 AUD
SGD 864 SGD
View
Most Expensive
B
MOH London
LG577374069 · Oct 26
$1,679 AUD
£929 GBP
View
9 more retailers have this diamond
Prices start from $162 AUDSave up to $1,517 AUD

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
$162 AUD