Marquise|Natural|IGI

1.22ct K SI1 Marquise Natural Diamond

VG • K/SI1 • IGI 790682820

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 790682820

Diamond specifications and retailer prices

From $2,483 USD
As of November 4, 2026
Save $3,313 USD (57%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,796 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.22ct natural marquise diamond

This 1.22ct natural marquise sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 790682820. Listed at 15 retailers as of November 4, 2026, with prices from $2,483 to $5,796, a $3,313 spread on the same certified stone. NZ Jewellers lists it at $5,796. 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
K
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle36.9°
OriginNatural
Grading LabIGI
CertificateIGI 790682820
Dimensions10.51 × 5.58 × 3.46 mm
L/W Ratio1.88
Girdle conditionFaceted
Top View
10.51 mm5.58 mm1.22 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 790682820
Side View
Table 55.0%Crown 36.3°Girdle: THK-VTKPavilion 36.9°Culet: NoneDepth 62.0%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $2,969 USD|Low: $2,536 USD|High: $4,916 USD|Avg: $3,190 USD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6$2,569 USD
Retailer 5$2,647 USD
Retailer 7$2,725 USD
Retailer 1$2,969 USD
Retailer 4$3,232 USD
Retailer 2$3,384 USD
Retailer 3$4,845 USD

45 data points across 7 retailers

15 retailers$2,483 USD to $5,796 USD

B+
Cheapest Retailer
-
$2,483 USD
B+
Retailer 2
-
$2,569 USD
View
B+
Retailer 3
-
$2,647 USD
View
B+
Retailer 4
-
$2,725 USD
View
B+
Retailer 5
-
$2,773 USD
View
Retailer 6
-
$2,773 USD
View
Price last confirmed 8 days ago
B
Retailer 7
-
$2,879 USD
View
B
Retailer 8
-
$2,914 USD
View
B+
Retailer 9
-
$2,969 USD
View
Retailer 10
-
$3,199 USD
View
Price last confirmed 56 days ago
B
Retailer 11
-
$3,199 USD
View
B
Retailer 12
-
$3,232 USD
View
B
Retailer 13
-
$3,384 USD
View
B
Retailer 14
-
$4,845 USD
View
Most Expensive
C
NZ Jewellers
a56808f0-f9c6-45af-a76b-9f1ec858b78b · Nov 5
$5,796 USD
View
14 more retailers have this diamond
Prices start from $2,483 USDSave up to $3,313 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.

B+
1.22ct Marquise
$2,483 USD