CaratHunter
Plans
Cushion|Natural|GIA

1.73ct I IF Cushion Natural Diamond

EX • I/IF • GIA 6551319372

Certificate GIA 6551319372

Diamond specifications and retailer prices

From £4,489 GBP
As of November 2, 2026
Save £2,949 GBP (40%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £7,438 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.73ct natural cushion diamond

This 1.73ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551319372. Listed at 4 retailers as of November 1, 2026, with prices from £4,489 to £7,438, a £2,949 spread on the same certified stone. MOH London lists it at £7,438. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
I
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551319372
Dimensions6.95 × 6.58 × 4.55 mm
L/W Ratio1.06
Culet sizeNone
Top View
6.95 mm6.58 mm1.73 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551319372
Side View
Table 65.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 69.2%

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: £7,438 GBP|Low: £4,487 GBP|High: £7,817 GBP|Avg: £6,069 GBP|-4.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 2£4,489 GBP
Retailer 4£5,234 GBP
Retailer 3£5,422 GBP
Retailer 6£6,218 GBP
Retailer 5£6,337 GBP
MOH London£7,438 GBP

36 data points across 6 retailers

4 retailers£4,489 GBP to £7,438 GBP

A
Cheapest Retailer
-
£4,489 GBP
B+
Retailer 2
-
£5,234 GBP
$7,024 USD
View
B+
Retailer 3
-
£5,422 GBP
€6,929 EUR
View
Most Expensive
B+
MOH London
043A24105 · Nov 1
£7,438 GBP
View
3 more retailers have this diamond
Prices start from £4,489 GBPSave up to £2,949 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
1.73ct Cushion
£4,489 GBP