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Cushion|Natural|GIA

1.70ct I VS2 Cushion Natural Diamond

EX • I/VS2 • GIA 2557596318

Certificate GIA 2557596318

Diamond specifications and retailer prices

From £5,206 GBP
HK$54,500 HKD
As of October 30, 2026
Save £4,515 GBP (46%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £9,721 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.7ct natural cushion diamond

This 1.7ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557596318. Listed at 19 retailers as of October 26, 2026, with prices from £5,206 to £9,721, a £4,515 spread on the same certified stone. MOH London lists it at £9,721. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
I
Colour
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557596318
Dimensions8.27 × 6.19 × 4.18 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Needle, Natural, Extra Facet
Top View
8.27 mm6.19 mm1.70 ctI / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557596318
Side View
Table 65.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 67.5%

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: Oct 30
Current: £9,721 GBP|Low: £5,206 GBP|High: £9,880 GBP|Avg: £6,882 GBP|-1.6%
MOH London
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
Retailer 15
Retailer 16
October 30, 2026
Retailer 4£5,206 GBP
Retailer 2£5,557 GBP
Retailer 8£5,761 GBP
Retailer 15£6,199 GBP
Retailer 3£6,430 GBP
Retailer 11£6,430 GBP
Retailer 10£6,500 GBP
Retailer 13£6,566 GBP
Retailer 9£6,584 GBP
Retailer 6£6,969 GBP
Retailer 7£7,121 GBP
Retailer 16£7,190 GBP
Retailer 5£7,530 GBP
Retailer 12£7,600 GBP
Retailer 14£8,407 GBP
MOH London£9,721 GBP

25 data points across 16 retailers

19 retailers£5,206 GBP to £9,721 GBP

B+
Cheapest Retailer
-
£5,206 GBP
HK$54,500 HKD
B+
Retailer 2
-
£5,557 GBP
₹709,126 INR
View
Retailer 3
-
£5,761 GBP
SGD 10,431 SGD
View
Price last confirmed 20 days ago
B+
Retailer 4
-
£6,199 GBP
SGD 11,225 SGD
View
B+
Retailer 5
-
£6,388 GBP
$8,559 USD
View
B+
Retailer 6
-
£6,389 GBP
$8,560 USD
View
B+
Retailer 7
-
£6,430 GBP
$8,615 USD
View
Final sale: no returns
B+
Retailer 8
-
£6,430 GBP
$8,616 USD
View
B+
Retailer 9
-
£6,500 GBP
View
B+
Retailer 10
-
£6,566 GBP
A$13,535 AUD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
£6,584 GBP
View
B+
Retailer 12
-
£6,863 GBP
A$14,148 AUD
View
B+
Retailer 13
-
£6,969 GBP
$9,338 USD
View
B+
Retailer 14
-
£7,121 GBP
$9,541 USD
View
B
Retailer 15
-
£7,190 GBP
$9,634 USD
View
B
Retailer 16
-
£7,530 GBP
View
B
Retailer 17
-
£7,600 GBP
€9,698 EUR
View
Retailer 18
-
£8,407 GBP
ZAR 181,968 ZAR
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
B7449BAAB · Oct 26
£9,721 GBP
View
18 more retailers have this diamond
Prices start from £5,206 GBPSave up to £4,515 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+
1.70ct Cushion
£5,206 GBP