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Radiant|Lab Grown|IGI

1.92ct F SI1 Radiant Lab Grown Diamond

VG • F/SI1 • IGI LG660406647

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

Certificate IGI LG660406647

Diamond specifications and retailer prices

From $595 USD
As of November 6, 2026
Save $162 USD (21%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $757 USD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.92ct lab-grown radiant diamond

This 1.92ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG660406647 or 660406647. Listed at 2 retailers as of November 5, 2026, with prices from $595 to $757, a $162 spread on the same certified stone. Diamond Quarter lists it at $757. 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

1.92
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660406647
Dimensions8.85 × 6.13 × 4.11 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.85 mm6.13 mm1.92 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660406647
Side View
Table 67.0%Crown 42.1°Girdle: MediumPavilion 34.8°Culet: NoneDepth 67.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $595 USD|Low: $581 USD|High: $882 USD|Avg: $684 USD|-32.5%
September 23, 2026
Retailer 1$595 USD

4 data points across 1 retailer

2 retailers$595 USD to $757 USD

B+
Cheapest Retailer
-
$595 USD
Most Expensive
B+
Diamond Quarter
1.92SI1FLG47EB1CN · Nov 5
$757 USD
£596 GBP
View
1 more retailer has this diamond
Prices start from $595 USDSave up to $162 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.

B+
1.92ct Radiant
$595 USD