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Cushion|Natural|GIA

0.71ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 6435160686

Certificate GIA 6435160686

Diamond specifications and retailer prices

From £411 GBP
As of November 6, 2026
Save £704 GBP (63%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,115 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 0.71ct natural cushion diamond

This 0.71ct natural cushion sits in the half to three-quarter 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 6435160686. Listed at 13 retailers as of November 4, 2026, with prices from £411 to £1,115, a £704 spread on the same certified stone. MOH London lists it at £1,115. 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

0.71
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6435160686
Dimensions4.99 × 4.50 × 3.52 mm
L/W Ratio1.11
Top View
4.99 mm4.50 mm0.71 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6435160686
Side View
Table 61.0%CrownGirdle: ThickPavilionCulet: NoneDepth 78.1%

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 6
Current: £1,115 GBP|Low: £411 GBP|High: £1,130 GBP|Avg: £646 GBP|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9£411 GBP
Retailer 10£459 GBP
Retailer 4£502 GBP
Retailer 8£521 GBP
Retailer 5£586 GBP
Retailer 2£606 GBP
Retailer 6£624 GBP
Retailer 3£707 GBP
Retailer 7£722 GBP
MOH London£1,115 GBP

34 data points across 10 retailers

13 retailers£411 GBP to £1,115 GBP

A
Cheapest Retailer
-
£411 GBP
A
Retailer 2
-
£459 GBP
View
Final sale: no returns
Retailer 3
-
£498 GBP
View
Price last confirmed 59 days ago
A
Retailer 4
-
£502 GBP
View
Retailer 5
-
£521 GBP
View
Price last confirmed 9 days ago
B+
Retailer 6
-
£582 GBP
View
B+
Retailer 7
-
£586 GBP
View
B+
Retailer 8
-
£606 GBP
View
B+
Retailer 9
-
£624 GBP
View
B+
Retailer 10
-
£707 GBP
View
B
Retailer 11
-
£722 GBP
View
Retailer 12
-
£727 GBP
View
Price last confirmed 34 days ago
Most Expensive
B
MOH London
9C5C66464 · Nov 4
£1,115 GBP
View
12 more retailers have this diamond
Prices start from £411 GBPSave up to £704 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
0.71ct Cushion
£411 GBP