Radiant|Lab Grown|IGI

1.01ct I SI1 Radiant Lab Grown Diamond

I/SI1

Diamond specifications and retailer prices

This diamond has been sold
Last seen: Sep 9, 2026 at $1,356 USD
$1,356 USDlast known price

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included) and certified by IGI. 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

1.01
Carat
I
Color
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.12 × 5.04 mm
L/W Ratio1.41
Top View
7.12 mm5.04 mm1.01 ctI / SI1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 66.0%CrownGirdle: MED-STKPavilionCuletDepth 65.1%

Caratlytics Score

How it works
B
Good
Decent quality, room for better deals
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Price History

Last verified: Sep 9
Current: $1,356 USD|Low: $1,356 USD|High: $1,356 USD|Avg: $1,356 USD

1 data point across 1 retailer

Historical Listings

B
Helzberg Diamonds
ZXZOHOMMGIKH · Sep 9
$1,356 USD
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1.01ct I SI1 Radiant Lab-Grown Diamond (Sold) | Carat Hunter