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Cushion|Natural|GIA

1.30ct H SI2 Cushion Natural Diamond

ID • H/SI2 • GIA 6432381284

Certificate GIA 6432381284

Diamond specifications and retailer prices

From £1,403 GBP
As of November 6, 2026
Save £1,736 GBP (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £3,139 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.3ct natural cushion diamond

This 1.3ct natural cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6432381284. Listed at 17 retailers as of November 4, 2026, with prices from £1,403 to £3,139, a £1,736 spread on the same certified stone. MOH London lists it at £3,139. 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

1.30
Carat
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6432381284
Dimensions6.47 × 5.89 × 4.10 mm
L/W Ratio1.10
Top View
6.47 mm5.89 mm1.30 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6432381284
Side View
Table 63.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 69.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £3,139 GBP|Low: £1,403 GBP|High: £3,164 GBP|Avg: £1,931 GBP|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2£1,403 GBP
Retailer 8£1,405 GBP
Retailer 7£1,605 GBP
Retailer 3£1,766 GBP
Retailer 9£1,819 GBP
Retailer 6£1,900 GBP
Retailer 5£1,951 GBP
Retailer 4£2,231 GBP
MOH London£3,139 GBP

27 data points across 9 retailers

17 retailers£1,403 GBP to £3,139 GBP

A
Cheapest Retailer
-
£1,403 GBP
A
Retailer 2
-
£1,405 GBP
View
A
Retailer 3
-
£1,605 GBP
View
A
Retailer 4
-
£1,623 GBP
View
A
Retailer 5
-
£1,658 GBP
View
Final sale: no returns
A
Retailer 6
-
£1,766 GBP
View
Retailer 7
-
£1,796 GBP
View
Price last confirmed 9 days ago
A
Retailer 8
-
£1,815 GBP
View
A
Retailer 9
-
£1,819 GBP
View
A
Retailer 10
-
£1,900 GBP
View
A
Retailer 11
-
£1,901 GBP
View
A
Retailer 12
-
£1,950 GBP
View
A
Retailer 13
-
£1,951 GBP
View
A
Retailer 14
-
£1,987 GBP
View
A
Retailer 15
-
£2,231 GBP
View
B+
Retailer 16
-
£2,716 GBP
View
Most Expensive
B+
MOH London
90DC7BFB9 · Nov 4
£3,139 GBP
View
16 more retailers have this diamond
Prices start from £1,403 GBPSave up to £1,736 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
1.30ct Cushion
£1,403 GBP