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Cushion|Natural|GIA

3.00ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 7553059111

Certificate GIA 7553059111

Diamond specifications and retailer prices

From £16,620 GBP
As of November 6, 2026
Save £13,369 GBP (45%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £29,989 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3ct natural cushion diamond

This 3ct natural cushion sits in the three to five carat band, graded D 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 7553059111. Listed at 18 retailers as of November 4, 2026, with prices from £16,620 to £29,989, a £13,369 spread on the same certified stone. MOH London lists it at £29,989. 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

3.00
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 7553059111
Dimensions9.87 × 7.46 × 4.57 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural, Natural
Top View
9.87 mm7.46 mm3.00 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 7553059111
Side View
Table 69.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 61.3%

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 6
Current: £29,989 GBP|Low: £16,620 GBP|High: £31,643 GBP|Avg: £21,922 GBP|-5.2%
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
Retailer 15
November 6, 2026
Retailer 5£16,620 GBP
Retailer 2£17,541 GBP
Retailer 7£18,770 GBP
Retailer 13£18,806 GBP
Retailer 15£19,080 GBP
Retailer 11£19,383 GBP
Retailer 4£20,366 GBP
Retailer 14£20,669 GBP
Retailer 12£21,440 GBP
Retailer 6£21,981 GBP
Retailer 3£21,986 GBP
Retailer 9£23,228 GBP
Retailer 10£24,786 GBP
Retailer 8£25,071 GBP
MOH London£29,989 GBP

24 data points across 15 retailers

18 retailers£16,620 GBP to £29,989 GBP

A
Cheapest Retailer
-
£16,620 GBP
A
Retailer 2
-
£17,541 GBP
View
Retailer 3
-
£18,770 GBP
View
Price last confirmed 26 days ago
A
Retailer 4
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£18,806 GBP
View
A
Retailer 5
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£19,080 GBP
View
A
Retailer 6
-
£19,383 GBP
View
Retailer 7
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£20,224 GBP
View
Price last confirmed 33 days ago
A
Retailer 8
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£20,366 GBP
View
Final sale: no returns
A
Retailer 9
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£20,669 GBP
View
A
Retailer 10
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£21,440 GBP
View
A
Retailer 11
-
£21,577 GBP
View
Retailer 12
-
£21,981 GBP
View
Price last confirmed 25 days ago
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Retailer 13
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£21,986 GBP
View
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Retailer 14
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£23,228 GBP
View
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Retailer 15
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£24,173 GBP
View
A
Retailer 16
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£24,786 GBP
View
A
Retailer 17
-
£25,071 GBP
View
Most Expensive
B+
MOH London
858E6F849 · Nov 4
£29,989 GBP
View
17 more retailers have this diamond
Prices start from £16,620 GBPSave up to £13,369 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
3.00ct Cushion
£16,620 GBP