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Radiant|Lab Grown|IGI

1.63ct D IF Radiant Lab Grown Diamond

GD • D/IF

Diamond specifications and retailer prices

From $502 AUD
£278 GBP
As of November 1, 2026
Save $352 AUD (41%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $854 AUD at B2C Jewels · As of November 1, 2026
View at B2C Jewels

About this 1.63ct lab-grown radiant diamond

This 1.63ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a standard cut grade and certified by IGI. Listed at 2 retailers as of November 1, 2026, with prices from $502 to $854, a $352 spread on the same certified stone. B2C Jewels lists it at $854. 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

1.63
Carat
D
Colour
IF
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions8.48 × 5.72 × 3.81 mm
L/W Ratio1.48
Top View
8.48 mm5.72 mm1.63 ctD / IF
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 64.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 66.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $854 AUD|Low: $374 AUD|High: $964 AUD|Avg: $647 AUD|-7.8%
B2C Jewels
Retailer 2
Retailer 3
November 1, 2026
Retailer 3$374 AUD
Retailer 2$502 AUD
B2C Jewels$854 AUD

40 data points across 3 retailers

2 retailers$502 AUD to $854 AUD

A
Cheapest Retailer
-
$502 AUD
£278 GBP
Most Expensive
B+
B2C Jewels
28454669 · Nov 1
$854 AUD
$600 USD
View
1 more retailer has this diamond
Prices start from $502 AUDSave up to $352 AUD

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
1.63ct Radiant
$502 AUD