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0.72ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 2557684403

Certificate GIA 2557684403

Diamond specifications and retailer prices

From £423 GBP
As of November 5, 2026
Save £367 GBP (46%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £790 GBP at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.72ct natural round diamond

This 0.72ct natural round 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 and certified by GIA 2557684403. Listed at 9 retailers as of November 5, 2026, with prices from £423 to £790, a £367 spread on the same certified stone. Frank Darling lists it at £790. 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

0.72
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2557684403
Dimensions5.69 × 3.57 × 3.57 mm
L/W Ratio1.59
Culet sizeNone
Top View
5.69 mm3.57 mm0.72 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557684403
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £790 GBP|Low: £420 GBP|High: £818 GBP|Avg: £626 GBP|-3.5%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4£423 GBP
Retailer 8£476 GBP
Retailer 2£551 GBP
Retailer 7£618 GBP
Retailer 5£651 GBP
Retailer 3£660 GBP
Retailer 6£715 GBP
Frank Darling£790 GBP

43 data points across 8 retailers

9 retailers£423 GBP to £790 GBP

A
Cheapest Retailer
-
£423 GBP
A
Retailer 2
-
£476 GBP
View
B+
Retailer 3
-
£551 GBP
View
B+
Retailer 4
-
£584 GBP
View
B+
Retailer 5
-
£618 GBP
View
B+
Retailer 6
-
£651 GBP
View
B+
Retailer 7
-
£660 GBP
View
B+
Retailer 8
-
£715 GBP
View
Most Expensive
B+
Frank Darling
2662411HK · Nov 6
£790 GBP
$1,063 USD
View
8 more retailers have this diamond
Prices start from £423 GBPSave up to £367 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
0.72ct Round
£423 GBP