Radiant|Lab Grown|IGI

1.26ct F VS1 Radiant Lab Grown Diamond

VG • F/VS1 • IGI LG586382742

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

Certificate IGI LG586382742

Diamond specifications and retailer prices

From $459 USD
As of November 1, 2026
Save $617 USD (57%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,076 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.26ct lab-grown radiant diamond

This 1.26ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG586382742 or 586382742. Listed at 5 retailers as of November 1, 2026, with prices from $459 to $1,076, a $617 spread on the same certified stone. MOH London lists it at $1,076. 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

1.26
Carat
F
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG586382742
Dimensions8.48 × 5.17 × 3.54 mm
L/W Ratio1.64
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
8.48 mm5.17 mm1.26 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG586382742
Side View
Table 67.0%Crown 39.9°Girdle: MediumPavilion 34.2°Culet: NoneDepth 68.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,076 USD|Low: $434 USD|High: $1,387 USD|Avg: $748 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3$459 USD
Retailer 4$477 USD
Retailer 2$498 USD
Retailer 6$621 USD
MOH London$1,076 USD
Retailer 5$1,387 USD

24 data points across 6 retailers

5 retailers$459 USD to $1,076 USD

A
Cheapest Retailer
-
$459 USD
B+
Retailer 2
-
$477 USD
View
B+
Retailer 3
-
$498 USD
£392 GBP
View
B
Retailer 4
-
$805 USD
£634 GBP
View
Most Expensive
B
MOH London
LG586382742 · Nov 1
$1,076 USD
£847 GBP
View
4 more retailers have this diamond
Prices start from $459 USDSave up to $617 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
1.26ct Radiant
$459 USD