Round|Lab Grown|IGI

0.73ct F SI1 Round Lab Grown Diamond

VG • F/SI1 • IGI LG407923390

Shape and cutting style on the report: Round brilliant

Certificate IGI LG407923390

Diamond specifications and retailer prices

From $410 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: $410 USD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 0.73ct lab-grown round diamond

This 0.73ct lab-grown round sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG407923390 or 407923390. Listed at a single retailer as of November 1, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

0.73
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407923390
Dimensions5.97 × 5.91 × 3.43 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeMedium
Cert comments
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Top View
5.97 mm5.91 mm0.73 ctF / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG407923390
Side View
Table 63.0%Crown 33.4°Girdle: THN-MEDPavilion 40.9°Culet: MediumDepth 57.7%

Caratlytics Score

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

Last verified: Nov 1
Current: $232 USD|Low: $73 USD|High: $382 USD|Avg: $233 USD|-13.1%
September 3, 2026
Retailer 1$232 USD

6 data points across 1 retailer

1 retailer

B+
Brilliant Earth
19824527A · Nov 1
$410 USD
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B+
0.73ct Round
$410 USD