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Marquise|Natural|EGL

1.20ct F SI1 Marquise Natural Diamond

ID • F/SI1 • EGL 1701870630

Certificate EGL 1701870630

Diamond specifications and retailer prices

From $4,062 AUD
As of November 6, 2026
Save $4,662 AUD (53%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $8,724 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by EGL 1701870630. Listed at 7 retailers as of November 5, 2026, with prices from $4,062 to $8,724, a $4,662 spread on the same certified stone. NZ Jewellers lists it at $8,724. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.20
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabEGL
CertificateEGL 1701870630
Dimensions10.70 × 5.75 × 3.43 mm
L/W Ratio1.86
Top View
10.70 mm5.75 mm1.20 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateEGL 1701870630
Side View
Table 59.0%CrownGirdle: MED-FACPavilionCuletDepth 59.7%

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 6
Current: $8,724 AUD|Low: $4,062 AUD|High: $8,724 AUD|Avg: $5,932 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 4, 2026
Retailer 5$4,062 AUD
Retailer 4$4,536 AUD
Retailer 3$4,711 AUD
Retailer 7$4,964 AUD
Retailer 6$5,234 AUD
Retailer 2$8,350 AUD
NZ Jewellers$8,724 AUD

6 data points across 7 retailers

7 retailers$4,062 AUD to $8,724 AUD

A
Cheapest Retailer
-
$4,062 AUD
B+
Retailer 2
-
$4,536 AUD
View
B+
Retailer 3
-
$4,711 AUD
View
B+
Retailer 4
-
$4,964 AUD
View
B+
Retailer 5
-
$5,234 AUD
View
B
Retailer 6
-
$8,350 AUD
View
Most Expensive
B
NZ Jewellers
fbc10071-a05c-408c-bc38-1253fd629632 · Nov 5
$8,724 AUD
$5,994 USD
View
6 more retailers have this diamond
Prices start from $4,062 AUDSave up to $4,662 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
$4,062 AUD