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Cushion|Natural|GIA

1.01ct I SI1 Cushion Natural Diamond

ID • I/SI1 • GIA 1246002001

Certificate GIA 1246002001

Diamond specifications and retailer prices

From £850 GBP
As of November 6, 2026
Save £1,287 GBP (60%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £2,137 GBP at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.01ct natural cushion diamond

This 1.01ct natural cushion sits in the classic one-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 1246002001. Listed at 22 retailers as of November 6, 2026, with prices from £850 to £2,137, a £1,287 spread on the same certified stone. Do Amore Diamonds lists it at £2,137. 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

1.01
Carat
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1246002001
Dimensions6.95 × 5.30 × 3.53 mm
L/W Ratio1.31
Girdle conditionFaceted
Top View
6.95 mm5.30 mm1.01 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1246002001
Side View
Table 65.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 66.6%

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: £2,137 GBP|Low: £793 GBP|High: £2,137 GBP|Avg: £1,219 GBP|+0.7%
Do Amore Diamonds
Retailer 2
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Retailer 20
November 6, 2026
Retailer 10£850 GBP
Retailer 7£851 GBP
Retailer 9£927 GBP
Retailer 20£976 GBP
Retailer 18£992 GBP
Retailer 2£1,001 GBP
Retailer 5£1,009 GBP
Retailer 4£1,047 GBP
Retailer 11£1,065 GBP
Retailer 13£1,076 GBP
Retailer 19£1,087 GBP
Retailer 15£1,092 GBP
Retailer 12£1,107 GBP
Retailer 8£1,132 GBP
Retailer 6£1,216 GBP
Retailer 16£1,354 GBP
Retailer 14£1,535 GBP
Retailer 3£1,726 GBP
Retailer 17£1,938 GBP
Do Amore Diamonds£2,137 GBP

18 data points across 20 retailers

22 retailers£850 GBP to £2,137 GBP

A
Cheapest Retailer
-
£850 GBP
A
Retailer 2
-
£851 GBP
View
A
Retailer 3
-
£927 GBP
View
Final sale: no returns
A
Retailer 4
-
£976 GBP
View
A
Retailer 5
-
£992 GBP
View
A
Retailer 6
-
£1,001 GBP
View
A
Retailer 7
-
£1,009 GBP
View
A
Retailer 8
-
£1,047 GBP
View
A
Retailer 9
-
£1,065 GBP
View
A
Retailer 10
-
£1,076 GBP
View
A
Retailer 11
-
£1,087 GBP
View
A
Retailer 12
-
£1,092 GBP
View
Retailer 13
-
£1,107 GBP
View
Price last confirmed 19 days ago
A
Retailer 14
-
£1,132 GBP
View
A
Retailer 15
-
£1,216 GBP
View
A
Retailer 16
-
£1,251 GBP
View
A
Retailer 17
-
£1,354 GBP
View
Retailer 18
-
£1,495 GBP
View
Price last confirmed 33 days ago
B+
Retailer 19
-
£1,535 GBP
View
B+
Retailer 20
-
£1,726 GBP
View
B
Retailer 21
-
£1,938 GBP
View
Most Expensive
B
Do Amore Diamonds
10-ZSNAM109 · Nov 6
£2,137 GBP
$2,860 USD
View
21 more retailers have this diamond
Prices start from £850 GBPSave up to £1,287 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
1.01ct Cushion
£850 GBP