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Radiant|Natural|IGI

1.21ct G SI1 Radiant Natural Diamond

GD • G/SI1 • IGI 224642925

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

Certificate IGI 224642925

Diamond specifications and retailer prices

From $4,864 CAD
As of November 5, 2026
Save $1,432 CAD (23%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $6,296 CAD at 77 Diamonds · As of November 7, 2026
View at 77 Diamonds

About this 1.21ct natural radiant diamond

This 1.21ct natural radiant sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI 224642925. Listed at 2 retailers as of November 5, 2026, with prices from $4,864 to $6,296, a $1,432 spread on the same certified stone. 77 Diamonds lists it at $6,296. 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

1.21
Carat
G
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 224642925
Dimensions5.85 × 5.43 × 3.95 mm
L/W Ratio1.08
Culet sizePointed
Top View
5.85 mm5.43 mm1.21 ctG / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 224642925
Side View
Table 67.5%CrownGirdle: STK-THKPavilionCulet: NoneDepth 72.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: $6,296 CAD|Low: $4,864 CAD|High: $6,940 CAD|Avg: $6,036 CAD|+1.8%
77 Diamonds
Retailer 2
Retailer 3
November 7, 2026
Retailer 2$4,864 CAD
77 Diamonds$6,296 CAD
Retailer 3$6,940 CAD

35 data points across 3 retailers

2 retailers$4,864 CAD to $6,296 CAD

B
Cheapest Retailer
-
$4,864 CAD
Most Expensive
C
77 Diamonds
RADPUIFSRFQYKPBG · Nov 7
$6,296 CAD
£3,524 GBP
View
1 more retailer has this diamond
Prices start from $4,864 CADSave up to $1,432 CAD

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
1.21ct Radiant
$4,864 CAD