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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 $114 USD
As of October 27, 2026
Save $1,066 USD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,180 USD 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 $114 to $1,180, a $1,066 spread on the same certified stone. MOH London lists it at $1,180. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $1,180 USD|Low: $109 USD|High: $1,336 USD|Avg: $524 USD|-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$114 USD
Retailer 14$132 USD
Retailer 2$254 USD
Retailer 15$269 USD
Retailer 12$277 USD
Retailer 6$368 USD
Retailer 3$385 USD
Retailer 13$454 USD
Retailer 8$490 USD
Retailer 9$506 USD
Retailer 11$520 USD
Retailer 16$639 USD
Retailer 5$640 USD
Retailer 4$691 USD
MOH London$1,180 USD
Retailer 7$1,336 USD

19 data points across 16 retailers

10 retailers$114 USD to $1,180 USD

A
Cheapest Retailer
-
$114 USD
A
Retailer 2
-
$132 USD
View
A
Retailer 3
-
$254 USD
€242 EUR
View
A
Retailer 4
-
$269 USD
HK$2,100 HKD
View
A
Retailer 5
-
$277 USD
View
B+
Retailer 6
-
$454 USD
View
B+
Retailer 7
-
$506 USD
View
B+
Retailer 8
-
$520 USD
View
B
Retailer 9
-
$639 USD
SGD 864 SGD
View
Most Expensive
B
MOH London
LG577374069 · Oct 26
$1,180 USD
£929 GBP
View
9 more retailers have this diamond
Prices start from $114 USDSave up to $1,066 USD

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
$114 USD