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Marquise|Natural|IGI

1.21ct J SI2 Marquise Natural Diamond

VG • J/SI2 • IGI 667406295

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 667406295

Diamond specifications and retailer prices

From $2,230 NZD
As of November 4, 2026
Save $3,035 NZD (58%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,265 NZD at MOH London · As of November 7, 2026
View at MOH London

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 667406295. Listed at 7 retailers as of November 4, 2026, with prices from $2,230 to $5,265, a $3,035 spread on the same certified stone. MOH London lists it at $5,265. 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
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle43.7°
Pavilion angle37.2°
OriginNatural
Grading LabIGI
CertificateIGI 667406295
Dimensions10.37 × 5.47 × 3.41 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Top View
10.37 mm5.47 mm1.21 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 667406295
Side View
Table 58.0%Crown 43.7°Girdle: MED-STKPavilion 37.2°Culet: NoneDepth 62.3%

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 4
Current: $5,265 NZD|Low: $2,062 NZD|High: $5,356 NZD|Avg: $3,033 NZD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 8$2,062 NZD
Retailer 7$2,230 NZD
Retailer 5$2,525 NZD
Retailer 6$2,814 NZD
Retailer 4$2,877 NZD
Retailer 2$3,009 NZD
Retailer 3$3,382 NZD
Retailer 9$3,418 NZD
MOH London$5,265 NZD

32 data points across 9 retailers

7 retailers$2,230 NZD to $5,265 NZD

B+
Cheapest Retailer
-
$2,230 NZD
B+
Retailer 2
-
$2,525 NZD
View
Final sale: no returns
B+
Retailer 3
-
$2,814 NZD
View
B+
Retailer 4
-
$2,877 NZD
View
B+
Retailer 5
-
$3,009 NZD
View
B+
Retailer 6
-
$3,382 NZD
View
Most Expensive
B
MOH London
66795138C · Nov 7
$5,265 NZD
£2,298 GBP
View
6 more retailers have this diamond
Prices start from $2,230 NZDSave up to $3,035 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+
1.21ct Marquise
$2,230 NZD