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Radiant|Lab Grown|IGI

1.62ct F SI1 Radiant Lab Grown Diamond

EX • F/SI1

Diamond specifications and retailer prices

From $306 USD
£241 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $306 USD at Moon Ocean
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 Moon Ocean

About this 1.62ct lab-grown radiant diamond

This 1.62ct 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 top-tier cut grade and certified by IGI. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.62
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions8.40 × 5.53 × 3.99 mm
L/W Ratio1.52
Top View
8.40 mm5.53 mm1.62 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 63.5%CrownGirdle: MediumPavilionCuletDepth 72.2%

Caratlytics Score

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

Last verified: Oct 29
Current: $306 USD|Low: $180 USD|High: $794 USD|Avg: $369 USD|-1.9%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 3$180 USD
Retailer 4$209 USD
Moon Ocean$306 USD
Retailer 2$794 USD

17 data points across 4 retailers

1 retailer

B+
Moon Ocean
NVL-F7F9EF79B-154 · Oct 29
$306 USD
£241 GBP
View

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+
1.62ct Radiant
$306 USD