Marquise|Natural|GIA

4.20ct D FL Marquise Natural Diamond

D/FL • GIA 2517966882

Certificate GIA 2517966882

Diamond specifications and retailer prices

From £83,662 GBP
€106,760 EUR
As of October 29, 2026
Save £26,886 GBP (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £110,549 GBP 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 £83,662 to £110,549, a £26,886 spread on the same certified stone. Fonder Diamond lists it at £110,549. 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: £110,549 GBP|Low: £82,205 GBP|High: £111,060 GBP|Avg: £99,919 GBP|+0.6%
Fonder Diamond
Retailer 2
Retailer 3
October 29, 2026
Retailer 2£83,662 GBP
Retailer 3£106,078 GBP
Fonder Diamond£110,549 GBP

10 data points across 3 retailers

3 retailers£83,662 GBP to £110,549 GBP

A
Cheapest Retailer
-
£83,662 GBP
€106,760 EUR
B+
Retailer 2
-
£106,078 GBP
$142,133 USD
View
Most Expensive
A
Fonder Diamond
209636133 · Oct 29
£110,549 GBP
SGD 200,166 SGD
View
2 more retailers have this diamond
Prices start from £83,662 GBPSave up to £26,886 GBP

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
£83,662 GBP