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Marquise|Natural|GIA

3.11ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 1539448235

Certificate GIA 1539448235

Diamond specifications and retailer prices

From £31,849 GBP
$42,739 USD
As of November 2, 2026
Save £23,266 GBP (42%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £55,115 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 3.11ct natural marquise diamond

This 3.11ct natural marquise sits in the three to five carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1539448235. Listed at 13 retailers as of November 1, 2026, with prices from £31,849 to £55,115, a £23,266 spread on the same certified stone. MOH London lists it at £55,115. 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

3.11
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1539448235
Dimensions15.19 × 7.53 × 4.68 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizeNone
Top View
15.19 mm7.53 mm3.11 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1539448235
Side View
Table 58.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 62.1%

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 2
Current: £55,115 GBP|Low: £31,849 GBP|High: £55,778 GBP|Avg: £39,325 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 4£31,849 GBP
Retailer 14£31,981 GBP
Retailer 9£35,290 GBP
Retailer 7£35,584 GBP
Retailer 3£35,584 GBP
Retailer 10£36,760 GBP
Retailer 12£36,760 GBP
Retailer 6£37,746 GBP
Retailer 11£38,231 GBP
Retailer 13£39,701 GBP
Retailer 8£42,820 GBP
Retailer 2£43,405 GBP
Retailer 5£44,392 GBP
MOH London£55,115 GBP

31 data points across 14 retailers

13 retailers£31,849 GBP to £55,115 GBP

A
Cheapest Retailer
-
£31,849 GBP
$42,739 USD
B+
Retailer 2
-
£31,981 GBP
$42,917 USD
View
B+
Retailer 3
-
£35,290 GBP
$47,357 USD
View
B+
Retailer 4
-
£35,584 GBP
View
B+
Retailer 5
-
£35,584 GBP
$47,752 USD
View
B+
Retailer 6
-
£36,760 GBP
$49,330 USD
View
B+
Retailer 7
-
£36,760 GBP
$49,330 USD
View
B+
Retailer 8
-
£37,746 GBP
$50,652 USD
View
B
Retailer 9
-
£38,231 GBP
$51,304 USD
View
B
Retailer 10
-
£39,701 GBP
$53,277 USD
View
B+
Retailer 11
-
£42,820 GBP
€54,726 EUR
View
B+
Retailer 12
-
£43,405 GBP
View
Most Expensive
B
MOH London
A7C8E5072 · Nov 1
£55,115 GBP
View
12 more retailers have this diamond
Prices start from £31,849 GBPSave up to £23,266 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
3.11ct Marquise
£31,849 GBP