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Marquise|Natural|GIA

4.20ct D FL Marquise Natural Diamond

D/FL • GIA 2517966882

Certificate GIA 2517966882

Diamond specifications and retailer prices

From $159,583 AUD
€106,760 EUR
As of October 29, 2026
Save $51,285 AUD (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $210,868 AUD at Fonder Diamond · As of October 29, 2026
View at Fonder Diamond

About this 4.2ct natural marquise diamond

This 4.2ct natural marquise sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless) and certified by GIA 2517966882. Listed at 3 retailers as of October 29, 2026, with prices from $159,583 to $210,868, a $51,285 spread on the same certified stone. Fonder Diamond lists it at $210,868. 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

4.20
Carat
D
Colour
FL
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2517966882
Dimensions17.55 × 8.03 × 5.01 mm
L/W Ratio2.19
Top View
17.55 mm8.03 mm4.20 ctD / FL
OriginNatural
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2517966882
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.4%

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: Oct 29
Current: $210,868 AUD|Low: $156,802 AUD|High: $211,844 AUD|Avg: $190,592 AUD|+0.6%
Fonder Diamond
Retailer 2
Retailer 3
October 29, 2026
Retailer 2$159,583 AUD
Retailer 3$202,341 AUD
Fonder Diamond$210,868 AUD

10 data points across 3 retailers

3 retailers$159,583 AUD to $210,868 AUD

A
Cheapest Retailer
-
$159,583 AUD
€106,760 EUR
B+
Retailer 2
-
$202,341 AUD
$142,133 USD
View
Most Expensive
A
Fonder Diamond
209636133 · Oct 29
$210,868 AUD
SGD 200,166 SGD
View
2 more retailers have this diamond
Prices start from $159,583 AUDSave up to $51,285 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
4.20ct Marquise
$159,583 AUD