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Marquise|Natural|GIA

3.01ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 2566738264

Certificate GIA 2566738264

Diamond specifications and retailer prices

From £37,033 GBP
As of November 6, 2026
Save £16,968 GBP (31%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £54,002 GBP at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 3.01ct natural marquise diamond

This 3.01ct natural marquise sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566738264. Listed at 6 retailers as of November 6, 2026, with prices from £37,033 to £54,002, a £16,968 spread on the same certified stone. Helzberg Diamonds lists it at £54,002. 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

3.01
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.44°
Pavilion angle37.29°
OriginNatural
Grading LabGIA
CertificateGIA 2566738264
Dimensions14.60 × 7.51 × 4.43 mm
L/W Ratio1.94
Culet sizeNone
Top View
14.60 mm7.51 mm3.01 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566738264
Side View
Table 60.0%Crown 39.44°Girdle: STK-THKPavilion 37.29°Culet: NDepth 59.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £54,002 GBP|Low: £37,033 GBP|High: £54,002 GBP|Avg: £43,042 GBP
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6£37,033 GBP
Retailer 2£37,429 GBP
Retailer 3£41,434 GBP
Retailer 5£42,913 GBP
Retailer 4£51,453 GBP
Helzberg Diamonds£54,002 GBP

2 data points across 6 retailers

6 retailers£37,033 GBP to £54,002 GBP

B+
Cheapest Retailer
-
£37,033 GBP
B+
Retailer 2
-
£37,429 GBP
View
B
Retailer 3
-
£41,434 GBP
View
B
Retailer 4
-
£42,913 GBP
View
B
Retailer 5
-
£51,453 GBP
View
Most Expensive
B
Helzberg Diamonds
XZRILMMNJOIMK · Nov 6
£54,002 GBP
$72,281 USD
View
5 more retailers have this diamond
Prices start from £37,033 GBPSave up to £16,968 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.

B+
3.01ct Marquise
£37,033 GBP