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Cushion|Natural|GIA

0.73ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 6233734788

Certificate GIA 6233734788

Diamond specifications and retailer prices

From £437 GBP
As of November 5, 2026
Save £212 GBP (33%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £649 GBP at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 0.73ct natural cushion diamond

This 0.73ct natural cushion sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6233734788. Listed at 2 retailers as of November 5, 2026, with prices from £437 to £649, a £212 spread on the same certified stone. 77 Diamonds lists it at £649. 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

0.73
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6233734788
Dimensions5.19 × 4.79 × 3.30 mm
L/W Ratio1.08
Top View
5.19 mm4.79 mm0.73 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6233734788
Side View
Table 59.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 68.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: £649 GBP|Low: £437 GBP|High: £659 GBP|Avg: £547 GBP|+0.8%
77 Diamonds
Retailer 2
November 6, 2026
Retailer 2£437 GBP
77 Diamonds£649 GBP

36 data points across 2 retailers

2 retailers£437 GBP to £649 GBP

B+
Cheapest Retailer
-
£437 GBP
Most Expensive
B+
77 Diamonds
CUSMBQ6C8G2KV · Nov 6
£649 GBP
View
1 more retailer has this diamond
Prices start from £437 GBPSave up to £212 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+
0.73ct Cushion
£437 GBP