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Marquise|Natural|IGI

1.20ct E SI2 Marquise Natural Diamond

VG • E/SI2 • IGI 799674689

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 799674689

Diamond specifications and retailer prices

From $2,281 AUD
As of November 5, 2026
Save $2,108 AUD (48%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,390 AUD at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1.2ct natural marquise diamond

This 1.2ct 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 799674689. Listed at 6 retailers as of November 4, 2026, with prices from $2,281 to $4,390, a $2,108 spread on the same certified stone. Wholesale Diamonds Direct lists it at $4,390. 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

1.20
Carat
E
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle41.8°
OriginNatural
Grading LabIGI
CertificateIGI 799674689
Dimensions11.01 × 5.35 × 3.43 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizePointed
Top View
11.01 mm5.35 mm1.20 ctE / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 799674689
Side View
Table 59.0%Crown 40.1°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 64.1%

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 5
Current: $2,281 AUD|Low: $2,268 AUD|High: $4,919 AUD|Avg: $3,570 AUD|-6.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Wholesale Diamonds Direct
November 5, 2026
Retailer 1$2,281 AUD
Retailer 4$2,653 AUD
Retailer 3$2,700 AUD
Retailer 2$3,377 AUD
Retailer 7$3,661 AUD
Retailer 5$4,186 AUD
Wholesale Diamonds Direct$4,390 AUD
Retailer 6$4,470 AUD

23 data points across 8 retailers

6 retailers$2,281 AUD to $4,390 AUD

A
Cheapest Retailer
-
$2,281 AUD
A
Retailer 2
-
$2,653 AUD
View
A
Retailer 3
-
$2,700 AUD
View
A
Retailer 4
-
$3,377 AUD
View
B+
Retailer 5
-
$3,661 AUD
View
Most Expensive
A
Wholesale Diamonds Direct
619813017 · Nov 4
$4,390 AUD
$3,073 USD
View
5 more retailers have this diamond
Prices start from $2,281 AUDSave up to $2,108 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
1.20ct Marquise
$2,281 AUD