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Marquise|Natural|GIA

3.01ct I SI1 Marquise Natural Diamond

ID • I/SI1 • GIA 6552670520

Certificate GIA 6552670520

Diamond specifications and retailer prices

From £28,489 GBP
As of November 6, 2026
Save £7,260 GBP (20%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £35,749 GBP at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

About this 3.01ct natural marquise diamond

This 3.01ct natural marquise sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552670520. Listed at 9 retailers as of November 5, 2026, with prices from £28,489 to £35,749, a £7,260 spread on the same certified stone. 77 Diamonds lists it at £35,749. 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
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552670520
Dimensions13.88 × 7.65 × 4.59 mm
L/W Ratio1.81
Girdle conditionFaceted
Culet sizeNone
Top View
13.88 mm7.65 mm3.01 ctI / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552670520
Side View
Table 61.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 60.0%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: £35,749 GBP|Low: £28,223 GBP|High: £36,471 GBP|Avg: £31,692 GBP|+0.5%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 3£28,489 GBP
Retailer 9£28,824 GBP
Retailer 8£29,412 GBP
Retailer 7£30,279 GBP
Retailer 4£30,321 GBP
Retailer 2£32,174 GBP
Retailer 5£33,418 GBP
Retailer 6£33,418 GBP
Retailer 10£34,539 GBP
77 Diamonds£35,749 GBP

24 data points across 10 retailers

9 retailers£28,489 GBP to £35,749 GBP

B+
Cheapest Retailer
-
£28,489 GBP
B+
Retailer 2
-
£28,824 GBP
View
B
Retailer 3
-
£30,279 GBP
View
B
Retailer 4
-
£30,321 GBP
View
B
Retailer 5
-
£32,174 GBP
View
B
Retailer 6
-
£33,418 GBP
View
B
Retailer 7
-
£33,418 GBP
View
B
Retailer 8
-
£34,539 GBP
View
Most Expensive
B
77 Diamonds
MQZJSXERYBD · Nov 5
£35,749 GBP
View
8 more retailers have this diamond
Prices start from £28,489 GBPSave up to £7,260 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
£28,489 GBP