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Marquise|Natural|GIA

0.73ct D SI1 Marquise Natural Diamond

D/SI1 • GIA 2556314351

Certificate GIA 2556314351

Diamond specifications and retailer prices

From £727 GBP
A$1,500 AUD
As of November 1, 2026
Save £1,229 GBP (63%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,956 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.73ct natural marquise diamond

This 0.73ct natural marquise sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included) and certified by GIA 2556314351. Listed at 5 retailers as of October 30, 2026, with prices from £727 to £1,956, a £1,229 spread on the same certified stone. NZ Jewellers lists it at £1,956. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.73
Carat
D
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2556314351
Dimensions8.62 × 4.57 × 3.03 mm
L/W Ratio1.89
Key to symbols
Crystal
Top View
8.62 mm4.57 mm0.73 ctD / SI1
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 2556314351
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 66.2%

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 1
Current: £1,956 GBP|Low: £655 GBP|High: £2,293 GBP|Avg: £1,364 GBP|-14.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4£727 GBP
Retailer 3£740 GBP
Retailer 2£1,077 GBP
Retailer 5£1,530 GBP
NZ Jewellers£1,956 GBP

25 data points across 5 retailers

5 retailers£727 GBP to £1,956 GBP

A
Cheapest Retailer
-
£727 GBP
A$1,500 AUD
B+
Retailer 2
-
£740 GBP
$993 USD
View
Final sale: no returns
B
Retailer 3
-
£1,077 GBP
€1,377 EUR
View
Retailer 4
-
£1,530 GBP
View
Price last confirmed 8 days ago
Most Expensive
C
NZ Jewellers
f05523ac-87db-4c68-9860-92695daa33e2 · Oct 30
£1,956 GBP
$2,625 USD
View
4 more retailers have this diamond
Prices start from £727 GBPSave up to £1,229 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
0.73ct Marquise
£727 GBP