Round|Natural|GIA

1.22ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 5242031436

Certificate GIA 5242031436

Diamond specifications and retailer prices

From $2,560 USD
As of November 2, 2026
Save $3,392 USD (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,311 USD at NZ Jewellers · As of September 25, 2026
View at NZ Jewellers

About this 1.22ct natural round diamond

This 1.22ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5242031436. Listed at 13 retailers as of October 30, 2026, with a 133% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.22
Carat
E
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5242031436
Dimensions6.82 × 6.79 × 4.26 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.82 mm6.79 mm1.22 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5242031436
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $5,952 USD|Low: $2,534 USD|High: $6,311 USD|Avg: $3,971 USD|-5.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 7$2,560 USD
Retailer 6$2,953 USD
Retailer 11$2,999 USD
Retailer 9$3,125 USD
Retailer 10$3,214 USD
Retailer 8$3,383 USD
Retailer 12$3,500 USD
Retailer 3$3,597 USD
Retailer 2$3,889 USD
Retailer 4$5,247 USD
Retailer 5$5,661 USD
NZ Jewellers$5,952 USD

38 data points across 12 retailers

13 retailers$2,560 USD to $5,952 USD

A
Cheapest Retailer
-
$2,560 USD
A
Retailer 2
-
$2,953 USD
View
A
Retailer 3
-
$2,999 USD
View
A
Retailer 4
-
$3,214 USD
View
A
Retailer 5
-
$3,383 USD
View
A
Retailer 6
-
$3,450 USD
View
A
Retailer 7
-
$3,500 USD
View
Retailer 8
-
$3,597 USD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$3,889 USD
View
Retailer 10
-
$5,247 USD
View
Price last confirmed 18 days ago
B+
Retailer 11
-
$5,661 USD
View
B
Retailer 12
-
$5,952 USD
View
Most Expensive
NZ Jewellers
02a13e6f-db09-4ebc-a347-3d171f79eafd · Sep 25
$6,311 USD
View
Price last confirmed 41 days ago
12 more retailers have this diamond
Prices start from $2,560 USDSave up to $3,392 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.

A
1.22ct Round
$2,560 USD