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Cushion|Natural|GIA

1.56ct F SI2 Cushion Natural Diamond

EX • F/SI2 • GIA 5211459283

Certificate GIA 5211459283

Diamond specifications and retailer prices

From £6,278 GBP
$8,425 USD
As of October 28, 2026
Save £4,413 GBP (41%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £10,691 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.56ct natural cushion diamond

This 1.56ct natural cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5211459283. Listed at 6 retailers as of October 28, 2026, with prices from £6,278 to £10,691, a £4,413 spread on the same certified stone. MOH London lists it at £10,691. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5211459283
Dimensions7.17 × 5.77 × 4.29 mm
L/W Ratio1.24
Top View
7.17 mm5.77 mm1.56 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA 5211459283
Side View
Table 58.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 74.4%

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 28
Current: £10,691 GBP|Low: £6,278 GBP|High: £10,820 GBP|Avg: £8,108 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 4£6,278 GBP
Retailer 5£6,422 GBP
Retailer 2£7,490 GBP
Retailer 3£8,623 GBP
Retailer 6£9,009 GBP
MOH London£10,691 GBP

34 data points across 6 retailers

6 retailers£6,278 GBP to £10,691 GBP

B+
Cheapest Retailer
-
£6,278 GBP
$8,425 USD
B
Retailer 2
-
£6,422 GBP
$8,618 USD
View
B
Retailer 3
-
£7,490 GBP
View
B
Retailer 4
-
£8,623 GBP
€11,021 EUR
View
Retailer 5
-
£9,009 GBP
$12,090 USD
View
Price last confirmed 11 days ago
Most Expensive
B
MOH London
E4EEAE6DA · Nov 2
£10,691 GBP
View
5 more retailers have this diamond
Prices start from £6,278 GBPSave up to £4,413 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
£6,278 GBP