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Round|Natural|GIA

1.22ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1545657300

Certificate GIA 1545657300

Diamond specifications and retailer prices

From $2,281 USD
As of November 4, 2026
Save $2,619 USD (53%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,900 USD at NZ Jewellers · As of November 2, 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 1545657300. Listed at 4 retailers as of November 2, 2026, with prices from $2,281 to $4,900, a $2,619 spread on the same certified stone. NZ Jewellers lists it at $4,900. 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°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1545657300
Dimensions6.83 × 6.78 × 4.25 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.83 mm6.78 mm1.22 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1545657300
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.5%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $4,900 USD|Low: $2,281 USD|High: $5,143 USD|Avg: $3,685 USD|-4.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 23, 2026
Retailer 2$2,281 USD
Retailer 6$2,344 USD
Retailer 5$2,452 USD
Retailer 11$2,887 USD
Retailer 3$3,033 USD
Retailer 12$3,446 USD
Retailer 4$4,201 USD
Retailer 9$4,208 USD
Retailer 7$4,356 USD
Retailer 8$4,530 USD
Retailer 10$4,848 USD
NZ Jewellers$4,900 USD

16 data points across 12 retailers

4 retailers$2,281 USD to $4,900 USD

A
Cheapest Retailer
-
$2,281 USD
A
Retailer 2
-
$2,344 USD
View
A
Retailer 3
-
$2,452 USD
View
Most Expensive
B+
NZ Jewellers
01177998-dc7e-44ca-9fc8-d418a2b02b5a · Nov 2
$4,900 USD
View
3 more retailers have this diamond
Prices start from $2,281 USDSave up to $2,619 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
$2,281 USD