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Cushion|Natural|GIA

1.78ct H VS1 Cushion Natural Diamond

EX • H/VS1 • GIA 7541945597

Certificate GIA 7541945597

Diamond specifications and retailer prices

From £7,342 GBP
$9,853 USD
As of November 1, 2026
Save £2,636 GBP (26%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £9,978 GBP at Jared · As of November 2, 2026
View at Jared

About this 1.78ct natural cushion diamond

This 1.78ct natural cushion sits in the one-and-a-half to two carat band, graded H 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 7541945597. Listed at 8 retailers as of November 1, 2026, with prices from £7,342 to £9,978, a £2,636 spread on the same certified stone. Jared lists it at £9,978. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
H
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 7541945597
Dimensions7.99 × 6.38 × 4.38 mm
L/W Ratio1.25
Girdle conditionFaceted
Top View
7.99 mm6.38 mm1.78 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7541945597
Side View
Table 66.0%CrownGirdle: THK-VTKPavilionCulet: NDepth 68.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £9,978 GBP|Low: £6,254 GBP|High: £10,568 GBP|Avg: £8,812 GBP|-3.9%
Jared
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
October 26, 2026
Retailer 6£6,254 GBP
Retailer 5£6,415 GBP
Retailer 10£7,342 GBP
Retailer 14£7,569 GBP
Retailer 7£8,153 GBP
Retailer 4£8,424 GBP
Retailer 11£8,535 GBP
Retailer 9£9,176 GBP
Retailer 2£9,658 GBP
Retailer 8£9,658 GBP
Retailer 12£9,793 GBP
Jared£9,978 GBP
Retailer 3£10,479 GBP
Retailer 13£10,568 GBP

4 data points across 14 retailers

8 retailers£7,342 GBP to £9,978 GBP

B+
Cheapest Retailer
-
£7,342 GBP
$9,853 USD
B
Retailer 2
-
£8,153 GBP
$10,941 USD
View
B
Retailer 3
-
£8,535 GBP
$11,454 USD
View
Final sale: no returns
B
Retailer 4
-
£9,176 GBP
$12,313 USD
View
B
Retailer 5
-
£9,658 GBP
$12,960 USD
View
B
Retailer 6
-
£9,658 GBP
$12,960 USD
View
B
Retailer 7
-
£9,793 GBP
A$20,218 AUD
View
Most Expensive
B
Jared
158761447 · Nov 2
£9,978 GBP
$13,390 USD
View
7 more retailers have this diamond
Prices start from £7,342 GBPSave up to £2,636 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.

B+
1.78ct Cushion
£7,342 GBP