Cushion|Natural|GIA

1.56ct E SI1 Cushion Natural Diamond

ID • E/SI1 • GIA 5232773536

Certificate GIA 5232773536

Diamond specifications and retailer prices

From £5,367 GBP
$7,147 USD
As of October 28, 2026
Save £2,226 GBP (29%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £7,593 GBP at 77 Diamonds · As of October 29, 2026
View at 77 Diamonds

About this 1.56ct natural cushion diamond

This 1.56ct natural cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5232773536. Listed at 5 retailers as of October 28, 2026, with prices from £5,367 to £7,593, a £2,226 spread on the same certified stone. 77 Diamonds lists it at £7,593. 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

1.56
Carat
E
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle36.51°
OriginNatural
Grading LabGIA
CertificateGIA 5232773536
Dimensions8.00 × 6.11 × 4.14 mm
L/W Ratio1.31
Top View
8.00 mm6.11 mm1.56 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5232773536
Side View
Table 63.0%CrownGirdle: MED-VTKPavilion 36.51°Culet: NoneDepth 67.8%

Caratlytics Score

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

Price History

Last verified: Oct 28
Current: £7,593 GBP|Low: £5,367 GBP|High: £7,666 GBP|Avg: £6,426 GBP|+1.5%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 3£5,367 GBP
Retailer 2£5,785 GBP
Retailer 4£6,970 GBP
77 Diamonds£7,593 GBP

36 data points across 4 retailers

5 retailers£5,367 GBP to £7,593 GBP

B+
Cheapest Retailer
-
£5,367 GBP
$7,147 USD
B+
Retailer 2
-
£5,785 GBP
$7,704 USD
View
B+
Retailer 3
-
£5,844 GBP
$7,782 USD
View
B+
Retailer 4
-
£6,277 GBP
$8,359 USD
View
Most Expensive
B
77 Diamonds
CUSZUAWGXVFK · Oct 29
£7,593 GBP
View
4 more retailers have this diamond
Prices start from £5,367 GBPSave up to £2,226 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+
1.56ct Cushion
£5,367 GBP