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Cushion|Natural|GIA

1.30ct J VS1 Cushion Natural Diamond

EX • J/VS1 • GIA 1439592830

Certificate GIA 1439592830

Diamond specifications and retailer prices

From £1,630 GBP
As of November 6, 2026
Save £1,776 GBP (52%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,406 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 J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1439592830. Listed at 15 retailers as of November 4, 2026, with prices from £1,630 to £3,406, a £1,776 spread on the same certified stone. MOH London lists it at £3,406. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
J
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.48°
Pavilion angle59.73°
OriginNatural
Grading LabGIA
CertificateGIA 1439592830
Dimensions6.22 × 5.83 × 4.07 mm
L/W Ratio1.07
Culet sizeNone
Key to symbols
Crystal, Needle, Indented Natural, Natural
Top View
6.22 mm5.83 mm1.30 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1439592830
Side View
Table 60.0%Crown 38.48°Girdle: VTK-ETKPavilion 59.73°Culet: NoneDepth 69.9%

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: £3,406 GBP|Low: £1,493 GBP|High: £3,457 GBP|Avg: £2,235 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4£1,630 GBP
Retailer 5£1,739 GBP
Retailer 8£1,932 GBP
Retailer 6£1,944 GBP
Retailer 3£2,070 GBP
Retailer 2£2,299 GBP
Retailer 7£2,833 GBP
MOH London£3,406 GBP

43 data points across 8 retailers

15 retailers£1,630 GBP to £3,406 GBP

A
Cheapest Retailer
-
£1,630 GBP
Final sale: no returns
A
Retailer 2
-
£1,739 GBP
View
A
Retailer 3
-
£1,739 GBP
View
A
Retailer 4
-
£1,932 GBP
View
A
Retailer 5
-
£1,932 GBP
View
A
Retailer 6
-
£1,944 GBP
View
A
Retailer 7
-
£1,947 GBP
View
A
Retailer 8
-
£2,047 GBP
View
A
Retailer 9
-
£2,047 GBP
View
A
Retailer 10
-
£2,070 GBP
View
A
Retailer 11
-
£2,122 GBP
View
A
Retailer 12
-
£2,140 GBP
View
A
Retailer 13
-
£2,299 GBP
View
B+
Retailer 14
-
£2,833 GBP
View
Most Expensive
B
MOH London
B4B04C2E2 · Nov 4
£3,406 GBP
View
14 more retailers have this diamond
Prices start from £1,630 GBPSave up to £1,776 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
£1,630 GBP