Marquise|Natural|IGI

1.21ct H SI2 Marquise Natural Diamond

VG • H/SI2 • IGI 845614149

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 845614149

Diamond specifications and retailer prices

From $2,537 USD
As of November 6, 2026
Save $3,384 USD (57%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,921 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 845614149. Listed at 10 retailers as of November 5, 2026, with prices from $2,537 to $5,921, a $3,384 spread on the same certified stone. NZ Jewellers lists it at $5,921. 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

1.21
Carat
H
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle38.6°
OriginNatural
Grading LabIGI
CertificateIGI 845614149
Dimensions10.17 × 5.50 × 3.55 mm
L/W Ratio1.85
Girdle conditionFaceted
Top View
10.17 mm5.50 mm1.21 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 845614149
Side View
Table 57.0%Crown 40.1°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 64.5%

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 6
Current: $5,921 USD|Low: $2,537 USD|High: $5,921 USD|Avg: $3,368 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6$2,537 USD
Retailer 10$2,720 USD
Retailer 2$2,785 USD
Retailer 9$2,832 USD
Retailer 4$2,941 USD
Retailer 7$2,974 USD
Retailer 5$3,268 USD
Retailer 8$3,321 USD
Retailer 3$4,949 USD
NZ Jewellers$5,921 USD

7 data points across 10 retailers

10 retailers$2,537 USD to $5,921 USD

A
Cheapest Retailer
-
$2,537 USD
B+
Retailer 2
-
$2,720 USD
View
A
Retailer 3
-
$2,785 USD
View
B+
Retailer 4
-
$2,832 USD
View
B+
Retailer 5
-
$2,941 USD
View
B+
Retailer 6
-
$2,974 USD
View
B+
Retailer 7
-
$3,268 USD
View
B+
Retailer 8
-
$3,321 USD
View
B
Retailer 9
-
$4,949 USD
View
Most Expensive
C
NZ Jewellers
90a096ac-b456-4c4f-90be-395bc1e32dda · Nov 5
$5,921 USD
View
9 more retailers have this diamond
Prices start from $2,537 USDSave up to $3,384 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
1.21ct Marquise
$2,537 USD