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Marquise|Natural|IGI

1.21ct D I1 Marquise Natural Diamond

VG • D/I1 • IGI 720513112

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 720513112

Diamond specifications and retailer prices

From $1,599 AUD
₹106,987 INR
As of November 2, 2026
Save $3,618 AUD (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,217 AUD at NZ Jewellers · As of October 30, 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 D colour (colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI 720513112. Listed at 11 retailers as of October 30, 2026, with prices from $1,599 to $5,217, a $3,618 spread on the same certified stone. NZ Jewellers lists it at $5,217. 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
D
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle37.8°
OriginNatural
Grading LabIGI
CertificateIGI 720513112
Dimensions10.29 × 5.50 × 3.50 mm
L/W Ratio1.87
Girdle conditionFaceted
Culet sizePointed
Top View
10.29 mm5.50 mm1.21 ctD / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI 720513112
Side View
Table 58.0%Crown 42.9°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $5,217 AUD|Low: $1,522 AUD|High: $5,316 AUD|Avg: $2,413 AUD|-1.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 2$1,599 AUD
Retailer 7$1,808 AUD
Retailer 6$1,817 AUD
Retailer 11$1,975 AUD
Retailer 5$2,022 AUD
Retailer 3$2,138 AUD
Retailer 10$2,138 AUD
Retailer 8$2,238 AUD
Retailer 9$2,469 AUD
Retailer 4$2,921 AUD
NZ Jewellers$5,217 AUD

43 data points across 11 retailers

11 retailers$1,599 AUD to $5,217 AUD

A
Cheapest Retailer
-
$1,599 AUD
₹106,987 INR
A
Retailer 2
-
$1,808 AUD
$1,270 USD
View
A
Retailer 3
-
$1,817 AUD
$1,277 USD
View
B+
Retailer 4
-
$1,975 AUD
$1,387 USD
View
Final sale: no returns
A
Retailer 5
-
$2,022 AUD
$1,420 USD
View
B+
Retailer 6
-
$2,138 AUD
$1,502 USD
View
Retailer 7
-
$2,138 AUD
$1,502 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$2,238 AUD
$1,572 USD
View
B+
Retailer 9
-
$2,469 AUD
$1,734 USD
View
A
Retailer 10
-
$2,921 AUD
€1,954 EUR
View
Most Expensive
B
NZ Jewellers
c3bb4f4f-3c18-49d6-b4c4-7c9794a025a7 · Oct 30
$5,217 AUD
$3,665 USD
View
10 more retailers have this diamond
Prices start from $1,599 AUDSave up to $3,618 AUD

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
$1,599 AUD