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Cushion|Natural|HRD

1.75ct K SI1 Cushion Natural Diamond

EX • K/SI1 • HRD 260000028852

Certificate HRD 260000028852

Diamond specifications and retailer prices

From £2,003 GBP
As of November 5, 2026
Save £1,275 GBP (39%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £3,278 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.75ct natural cushion diamond

This 1.75ct natural cushion sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 260000028852. Listed at 4 retailers as of November 1, 2026, with prices from £2,003 to £3,278, a £1,275 spread on the same certified stone. MOH London lists it at £3,278. 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

1.75
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000028852
Dimensions6.43 × 6.42 × 4.44 mm
L/W Ratio1.00
Culet sizePointed
Top View
6.43 mm6.42 mm1.75 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 260000028852
Side View
Table 64.0%CrownGirdlePavilionCulet: NoneDepth 69.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £3,278 GBP|Low: £1,690 GBP|High: £3,318 GBP|Avg: £2,367 GBP|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5£1,690 GBP
Retailer 4£1,871 GBP
Retailer 3£2,003 GBP
Retailer 2£2,324 GBP
Retailer 6£2,961 GBP
MOH London£3,278 GBP

42 data points across 6 retailers

4 retailers£2,003 GBP to £3,278 GBP

Retailer 1
-
£1,871 GBP
Price last confirmed 13 days ago
A
Retailer 2
-
£2,003 GBP
View
B+
Retailer 3
-
£2,324 GBP
View
Most Expensive
B+
MOH London
82902D022 · Nov 1
£3,278 GBP
View
3 more retailers have this diamond
Prices start from £2,003 GBPSave up to £1,275 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
1.75ct Cushion
£2,003 GBP