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Princess|Natural|GIA

1.21ct H SI1 Princess Natural Diamond

EX • H/SI1 • GIA 5456872309

Certificate GIA 5456872309

Diamond specifications and retailer prices

From $4,984 AUD
$3,493 USD
As of November 2, 2026
Save $2,220 AUD (31%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $7,204 AUD at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 1.21ct natural princess diamond

This 1.21ct natural princess sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5456872309. Listed at 5 retailers as of November 2, 2026, with prices from $4,984 to $7,204, a $2,220 spread on the same certified stone. 77 Diamonds lists it at $7,204. 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

1.21
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5456872309
Dimensions5.91 × 5.70 × 4.17 mm
L/W Ratio1.04
Top View
5.91 mm5.70 mm1.21 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5456872309
Side View
Table 72.0%CrownGirdle: ThinPavilionCulet: NoneDepth 73.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $7,204 AUD|Low: $4,920 AUD|High: $7,230 AUD|Avg: $6,052 AUD|+0.7%
77 Diamonds
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$4,984 AUD
Retailer 2$6,013 AUD
77 Diamonds$7,204 AUD

35 data points across 3 retailers

5 retailers$4,984 AUD to $7,204 AUD

B
Cheapest Retailer
-
$4,984 AUD
$3,493 USD
B
Retailer 2
-
$5,154 AUD
$3,612 USD
View
B
Retailer 3
-
$6,013 AUD
$4,214 USD
View
Retailer 4
-
$6,013 AUD
$4,214 USD
View
Price last confirmed 14 days ago
Most Expensive
B
77 Diamonds
PRIMBQBR76R4P · Nov 2
$7,204 AUD
£3,975 GBP
View
4 more retailers have this diamond
Prices start from $4,984 AUDSave up to $2,220 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.

B
1.21ct Princess
$4,984 AUD