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Radiant|Lab Grown|IGI

0.67ct E SI1 Radiant Lab Grown Diamond

GD • E/SI1 • IGI LG614326156

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

Certificate IGI LG614326156

Diamond specifications and retailer prices

From $709 AUD
£392 GBP
As of October 29, 2026
2 retailers carry this diamond
Most expensive: $709 AUD at MD Diamonds and Jewellers
View at MD Diamonds and Jewellers

About this 0.67ct lab-grown radiant diamond

This 0.67ct 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 LG614326156 or 614326156. Listed at 2 retailers as of October 29, 2026. 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

0.67
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.1°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG614326156
Dimensions6.21 × 4.30 × 3.00 mm
L/W Ratio1.44
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
6.21 mm4.30 mm0.67 ctE / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG614326156
Side View
Table 59.0%Crown 38.1°Girdle: MED-THKPavilion 36.6°Culet: NoneDepth 69.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $783 AUD|Low: $312 AUD|High: $952 AUD|Avg: $584 AUD|+5.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
August 28, 2026
Retailer 6$312 AUD
Retailer 5$387 AUD
Retailer 2$409 AUD
Retailer 7$420 AUD
Retailer 3$447 AUD
Retailer 1$783 AUD
Retailer 4$952 AUD

20 data points across 7 retailers

2 retailers

B+
Retailer 1
-
$447 AUD
£247 GBP
Price last confirmed 62 days ago
Most Expensive
B
MD Diamonds and Jewellers
LG614326156 · Oct 29
$709 AUD
£392 GBP
View
1 more retailer has this diamond

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.

B+
0.67ct Radiant
$709 AUD