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Marquise|Natural|GIA

2.01ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 6555555450

Certificate GIA 6555555450

Diamond specifications and retailer prices

From £11,598 GBP
As of November 6, 2026
Save £9,205 GBP (44%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £20,803 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 2.01ct natural marquise diamond

This 2.01ct natural marquise sits in the two to three 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 6555555450. Listed at 21 retailers as of November 4, 2026, with prices from £11,598 to £20,803, a £9,205 spread on the same certified stone. MOH London lists it at £20,803. 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

2.01
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.35°
Pavilion angle41.56°
OriginNatural
Grading LabGIA
CertificateGIA 6555555450
Dimensions12.61 × 6.65 × 4.15 mm
L/W Ratio1.90
Culet sizeNone
Top View
12.61 mm6.65 mm2.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555555450
Side View
Table 60.0%Crown 35.35°Girdle: THN-THKPavilion 41.56°Culet: NoneDepth 62.5%

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: £20,803 GBP|Low: £11,598 GBP|High: £21,111 GBP|Avg: £15,240 GBP|-0.3%
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 6, 2026
Retailer 3£11,598 GBP
Retailer 8£11,792 GBP
Retailer 11£12,799 GBP
Retailer 6£13,356 GBP
Retailer 7£13,764 GBP
Retailer 12£13,935 GBP
Retailer 13£14,135 GBP
Retailer 14£14,247 GBP
Retailer 4£14,469 GBP
Retailer 10£16,035 GBP
Retailer 9£16,200 GBP
Retailer 2£18,340 GBP
Retailer 5£18,921 GBP
MOH London£20,803 GBP

44 data points across 14 retailers

21 retailers£11,598 GBP to £20,803 GBP

B+
Cheapest Retailer
-
£11,598 GBP
B+
Retailer 2
-
£11,792 GBP
View
B+
Retailer 3
-
£12,279 GBP
View
B+
Retailer 4
-
£12,799 GBP
View
Final sale: no returns
B+
Retailer 5
-
£13,059 GBP
View
Retailer 6
-
£13,356 GBP
View
Price last confirmed 8 days ago
B+
Retailer 7
-
£13,764 GBP
View
B
Retailer 8
-
£13,935 GBP
View
Retailer 9
-
£14,135 GBP
View
Price last confirmed 33 days ago
B
Retailer 10
-
£14,247 GBP
View
B
Retailer 11
-
£14,469 GBP
View
B
Retailer 12
-
£14,740 GBP
View
B
Retailer 13
-
£14,740 GBP
View
B
Retailer 14
-
£15,026 GBP
View
B
Retailer 15
-
£15,234 GBP
View
B
Retailer 16
-
£15,571 GBP
View
B
Retailer 17
-
£16,035 GBP
View
B
Retailer 18
-
£16,200 GBP
View
B
Retailer 19
-
£18,340 GBP
View
B
Retailer 20
-
£18,921 GBP
View
Most Expensive
B
MOH London
F274FCE05 · Nov 4
£20,803 GBP
View
20 more retailers have this diamond
Prices start from £11,598 GBPSave up to £9,205 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+
2.01ct Marquise
£11,598 GBP