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Cushion|Natural|GIA

1.60ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2464120187

Certificate GIA 2464120187

Diamond specifications and retailer prices

From £2,724 GBP
$3,656 USD
As of November 2, 2026
Save £2,965 GBP (52%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £5,690 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.6ct natural cushion diamond

This 1.6ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2464120187. Listed at 20 retailers as of October 29, 2026, with prices from £2,724 to £5,690, a £2,965 spread on the same certified stone. MOH London lists it at £5,690. 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

1.60
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2464120187
Dimensions6.79 × 6.68 × 4.55 mm
L/W Ratio1.02
Top View
6.79 mm6.68 mm1.60 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2464120187
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.1%

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 2
Current: £5,690 GBP|Low: £3,219 GBP|High: £5,728 GBP|Avg: £3,971 GBP|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 6£3,219 GBP
Retailer 2£3,372 GBP
Retailer 8£3,407 GBP
Retailer 4£3,533 GBP
Retailer 7£3,582 GBP
Retailer 3£4,019 GBP
Retailer 5£4,368 GBP
MOH London£5,690 GBP

36 data points across 8 retailers

20 retailers£2,724 GBP to £5,690 GBP

A
Cheapest Retailer
-
£2,724 GBP
$3,656 USD
A
Retailer 2
-
£2,832 GBP
$3,801 USD
View
A
Retailer 3
-
£2,839 GBP
$3,810 USD
View
A
Retailer 4
-
£3,023 GBP
$4,057 USD
View
A
Retailer 5
-
£3,055 GBP
$4,100 USD
View
A
Retailer 6
-
£3,203 GBP
$4,298 USD
View
A
Retailer 7
-
£3,219 GBP
$4,320 USD
View
A
Retailer 8
-
£3,372 GBP
View
A
Retailer 9
-
£3,407 GBP
$4,572 USD
View
A
Retailer 10
-
£3,411 GBP
$4,577 USD
View
A
Retailer 11
-
£3,533 GBP
View
Retailer 12
-
£3,582 GBP
A$7,395 AUD
View
Price last confirmed 23 days ago
B+
Retailer 13
-
£3,622 GBP
$4,860 USD
View
B+
Retailer 14
-
£3,622 GBP
$4,860 USD
View
B+
Retailer 15
-
£3,741 GBP
$5,020 USD
View
Retailer 16
-
£3,924 GBP
$5,266 USD
View
Price last confirmed 10 days ago
B+
Retailer 17
-
£4,019 GBP
€5,137 EUR
View
B+
Retailer 18
-
£4,368 GBP
ZAR 94,687 ZAR
View
B
Retailer 19
-
£5,141 GBP
$6,899 USD
View
Most Expensive
B
MOH London
DD8F12AAC · Oct 29
£5,690 GBP
View
19 more retailers have this diamond
Prices start from £2,724 GBPSave up to £2,965 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
1.60ct Cushion
£2,724 GBP