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Princess|Natural|IGI

1.21ct I SI2 Princess Natural Diamond

GD • I/SI2 • IGI 189574302

Shape and cutting style on the report: Princess cut

Certificate IGI 189574302

Diamond specifications and retailer prices

From $2,723 USD
As of November 1, 2026
2 retailers carry this diamond
Most expensive: $3,014 USD at Yorxs · As of October 23, 2026
View at Yorxs

About this 1.21ct natural princess diamond

This 1.21ct natural princess sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by IGI 189574302. Listed at 2 retailers as of November 1, 2026. 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
I
Color
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle58.3°
Pavilion angle36.7°
OriginNatural
Grading LabIGI
CertificateIGI 189574302
Dimensions5.50 × 5.46 × 4.35 mm
L/W Ratio1.01
Culet sizePointed
Top View
5.50 mm5.46 mm1.21 ctI / SI2
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 189574302
Side View
Table 68.0%Crown 58.3°GirdlePavilion 36.7°Culet: NoneDepth 79.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: $2,723 USD|Low: $2,723 USD|High: $3,023 USD|Avg: $2,910 USD
Retailer 1
Retailer 2
Yorxs
October 23, 2026
Retailer 1$2,723 USD
Retailer 2$3,009 USD
Yorxs$3,014 USD

9 data points across 3 retailers

2 retailers

B
Cheapest Retailer
-
$2,723 USD
Most Expensive
Yorxs
BN-0975 · Oct 23
$3,014 USD
€2,870 EUR
View
Price last confirmed 10 days ago
1 more retailer has this diamond
Prices start from $2,723 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
1.21ct Princess
$2,723 USD