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Marquise|Natural|IGI

1.22ct E SI2 Marquise Natural Diamond

VG • E/SI2 • IGI 830653442

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 830653442

Diamond specifications and retailer prices

From $3,757 NZD
As of November 5, 2026
Save $3,517 NZD (48%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $7,274 NZD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 1.22ct natural marquise diamond

This 1.22ct natural marquise sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 830653442. Listed at 8 retailers as of November 5, 2026, with prices from $3,757 to $7,274, a $3,517 spread on the same certified stone. Helzberg Diamonds lists it at $7,274. 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

1.22
Carat
E
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 830653442
Dimensions9.98 × 5.49 × 3.71 mm
L/W Ratio1.82
Girdle conditionFaceted
Top View
9.98 mm5.49 mm1.22 ctE / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 830653442
Side View
Table 59.0%Crown 41.7°Girdle: MED-THKPavilion 41.7°Culet: NoneDepth 67.6%

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 5
Current: $7,274 NZD|Low: $3,752 NZD|High: $7,274 NZD|Avg: $5,106 NZD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 3$3,757 NZD
Retailer 5$4,024 NZD
Retailer 6$4,058 NZD
Retailer 7$4,065 NZD
Retailer 8$5,033 NZD
Retailer 2$5,205 NZD
Retailer 4$6,712 NZD
Helzberg Diamonds$7,274 NZD

12 data points across 8 retailers

8 retailers$3,757 NZD to $7,274 NZD

A
Cheapest Retailer
-
$3,757 NZD
A
Retailer 2
-
$4,024 NZD
View
A
Retailer 3
-
$4,058 NZD
View
A
Retailer 4
-
$4,065 NZD
View
B+
Retailer 5
-
$5,033 NZD
View
A
Retailer 6
-
$5,205 NZD
View
B+
Retailer 7
-
$6,712 NZD
View
Most Expensive
B+
Helzberg Diamonds
ZXZOJGMLJKKI · Nov 6
$7,274 NZD
$4,089 USD
View
7 more retailers have this diamond
Prices start from $3,757 NZDSave up to $3,517 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.

A
1.22ct Marquise
$3,757 NZD