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Round|Natural|GIA

1.22ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6551734170

Certificate GIA 6551734170

Diamond specifications and retailer prices

From $7,719 NZD
As of November 6, 2026
Save $2,023 NZD (21%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $15,322 NZD at NZ Jewellers · As of September 28, 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 6551734170. Listed at 9 retailers as of November 6, 2026, with a 26% 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
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6551734170
Dimensions6.79 × 6.82 × 4.27 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.79 mm6.82 mm1.22 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6551734170
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $15,322 NZD|Low: $7,089 NZD|High: $15,322 NZD|Avg: $9,734 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10$7,089 NZD
Retailer 7$7,116 NZD
Retailer 2$7,719 NZD
Retailer 9$7,968 NZD
Retailer 11$7,968 NZD
Retailer 8$9,193 NZD
Retailer 3$9,709 NZD
Retailer 4$9,741 NZD
Retailer 5$9,910 NZD
Retailer 6$14,137 NZD
NZ Jewellers$15,322 NZD

36 data points across 11 retailers

9 retailers$7,719 NZD to $9,741 NZD

Retailer 1
-
$7,116 NZD
Price last confirmed 30 days ago
B+
Retailer 2
-
$7,719 NZD
View
Retailer 3
-
$7,968 NZD
View
Price last confirmed 29 days ago
Retailer 4
-
$7,968 NZD
View
Price last confirmed 28 days ago
Retailer 5
-
$9,193 NZD
View
Price last confirmed 28 days ago
Retailer 6
-
$9,709 NZD
View
Price last confirmed 28 days ago
B
Retailer 7
-
$9,741 NZD
View
Retailer 8
-
$14,137 NZD
View
Price last confirmed 29 days ago
Most Expensive
NZ Jewellers
da66527d-50af-4a98-95f3-200fabc2539d · Sep 28
$15,322 NZD
$8,613 USD
View
Price last confirmed 39 days ago
8 more retailers have this diamond
Prices start from $7,719 NZDSave up to $2,023 NZD

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+
1.22ct Round
$7,719 NZD