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0.73ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1469597347

Certificate GIA 1469597347

Diamond specifications and retailer prices

From £715 GBP
As of November 4, 2026
Save £568 GBP (44%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,283 GBP at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 0.73ct natural round diamond

This 0.73ct natural round sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1469597347. Listed at 13 retailers as of November 4, 2026, with prices from £715 to £1,283, a £568 spread on the same certified stone. Helzberg Diamonds lists it at £1,283. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1469597347
Dimensions5.78 × 5.82 × 3.57 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.78 mm5.82 mm0.73 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1469597347
Side View
Table 55.0%Crown 34°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.6%

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 4
Current: £1,283 GBP|Low: £715 GBP|High: £1,426 GBP|Avg: £975 GBP|-10.1%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 13£715 GBP
Retailer 12£752 GBP
Retailer 4£778 GBP
Retailer 7£784 GBP
Retailer 10£785 GBP
Retailer 2£819 GBP
Retailer 3£887 GBP
Retailer 8£982 GBP
Retailer 6£1,028 GBP
Retailer 5£1,082 GBP
Retailer 11£1,090 GBP
Retailer 9£1,165 GBP
Helzberg Diamonds£1,283 GBP

32 data points across 13 retailers

13 retailers£715 GBP to £1,283 GBP

A
Cheapest Retailer
-
£715 GBP
A
Retailer 2
-
£752 GBP
View
A
Retailer 3
-
£778 GBP
View
A
Retailer 4
-
£784 GBP
View
B+
Retailer 5
-
£785 GBP
View
B+
Retailer 6
-
£819 GBP
View
B+
Retailer 7
-
£887 GBP
View
B+
Retailer 8
-
£982 GBP
View
B+
Retailer 9
-
£1,028 GBP
View
B+
Retailer 10
-
£1,082 GBP
View
B+
Retailer 11
-
£1,090 GBP
View
B
Retailer 12
-
£1,165 GBP
View
Most Expensive
B
Helzberg Diamonds
XZRHKMPLPNJKN · Nov 6
£1,283 GBP
$1,717 USD
View
12 more retailers have this diamond
Prices start from £715 GBPSave up to £568 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 Round
£715 GBP