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Cushion|Natural|GIA

1.70ct I VS1 Cushion Natural Diamond

EX • I/VS1 • GIA 2557004738

Certificate GIA 2557004738

Diamond specifications and retailer prices

From £5,197 GBP
HK$54,400 HKD
As of November 1, 2026
Save £4,393 GBP (46%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £9,590 GBP at MOH London · As of November 1, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557004738. Listed at 18 retailers as of November 1, 2026, with prices from £5,197 to £9,590, a £4,393 spread on the same certified stone. MOH London lists it at £9,590. 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
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557004738
Dimensions8.32 × 6.22 × 4.01 mm
L/W Ratio1.34
Top View
8.32 mm6.22 mm1.70 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557004738
Side View
Table 68.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 64.5%

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 1
Current: £9,590 GBP|Low: £5,197 GBP|High: £9,864 GBP|Avg: £6,758 GBP|-2.8%
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
November 1, 2026
Retailer 7£5,197 GBP
Retailer 2£5,531 GBP
Retailer 8£5,747 GBP
Retailer 3£6,187 GBP
Retailer 12£6,187 GBP
Retailer 6£6,189 GBP
Retailer 16£6,351 GBP
Retailer 13£6,352 GBP
Retailer 9£6,420 GBP
Retailer 14£6,485 GBP
Retailer 4£6,886 GBP
Retailer 15£7,033 GBP
Retailer 5£7,439 GBP
Retailer 11£7,519 GBP
Retailer 10£8,454 GBP
MOH London£9,590 GBP

27 data points across 16 retailers

18 retailers£5,197 GBP to £9,590 GBP

A
Cheapest Retailer
-
£5,197 GBP
HK$54,400 HKD
B+
Retailer 2
-
£5,531 GBP
₹705,848 INR
View
Retailer 3
-
£5,747 GBP
SGD 10,406 SGD
View
Price last confirmed 21 days ago
B+
Retailer 4
-
£6,187 GBP
$8,290 USD
View
B+
Retailer 5
-
£6,187 GBP
$8,290 USD
View
B+
Retailer 6
-
£6,189 GBP
SGD 11,207 SGD
View
B+
Retailer 7
-
£6,351 GBP
$8,510 USD
View
Final sale: no returns
B+
Retailer 8
-
£6,352 GBP
$8,511 USD
View
B+
Retailer 9
-
£6,378 GBP
$8,546 USD
View
B+
Retailer 10
-
£6,420 GBP
View
Retailer 11
-
£6,485 GBP
A$13,367 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
£6,886 GBP
$9,226 USD
View
B+
Retailer 13
-
£6,926 GBP
A$14,278 AUD
View
B+
Retailer 14
-
£7,033 GBP
$9,424 USD
View
B
Retailer 15
-
£7,439 GBP
View
B+
Retailer 16
-
£7,519 GBP
€9,595 EUR
View
B
Retailer 17
-
£8,454 GBP
ZAR 182,988 ZAR
View
Most Expensive
B
MOH London
BDD5400B1 · Nov 1
£9,590 GBP
View
17 more retailers have this diamond
Prices start from £5,197 GBPSave up to £4,393 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
1.70ct Cushion
£5,197 GBP