Round|Natural|GIA

0.73ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6491914551

Certificate GIA 6491914551

Diamond specifications and retailer prices

From £695 GBP
As of November 5, 2026
Save £1,306 GBP (65%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £2,294 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.73ct natural round diamond

This 0.73ct natural round sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6491914551. Listed at 20 retailers as of November 5, 2026, with a 188% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6491914551
Dimensions5.90 × 5.86 × 3.51 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
5.90 mm5.86 mm0.73 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6491914551
Side View
Table 58.0%Crown 32.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 59.7%

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: £1,051 GBP|Low: £669 GBP|High: £1,743 GBP|Avg: £1,002 GBP|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2£695 GBP
Retailer 6£704 GBP
Retailer 4£862 GBP
Retailer 7£868 GBP
Retailer 9£953 GBP
Retailer 8£977 GBP
Retailer 1£1,051 GBP
Retailer 5£1,215 GBP
Retailer 3£1,718 GBP

45 data points across 9 retailers

20 retailers£695 GBP to £2,002 GBP

A
Cheapest Retailer
-
£695 GBP
A
Retailer 2
-
£704 GBP
View
A
Retailer 3
-
£862 GBP
View
A
Retailer 4
-
£868 GBP
View
Final sale: no returns
B+
Retailer 5
-
£901 GBP
View
Retailer 6
-
£941 GBP
View
Price last confirmed 53 days ago
Retailer 7
-
£941 GBP
View
Price last confirmed 9 days ago
Retailer 8
-
£941 GBP
View
Price last confirmed 8 days ago
B+
Retailer 9
-
£953 GBP
View
B+
Retailer 10
-
£973 GBP
View
Retailer 11
-
£977 GBP
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£1,040 GBP
View
B+
Retailer 13
-
£1,051 GBP
View
Retailer 14
-
£1,086 GBP
View
Price last confirmed 53 days ago
Retailer 15
-
£1,086 GBP
View
Price last confirmed 10 days ago
B+
Retailer 16
-
£1,215 GBP
View
B
Retailer 17
-
£1,718 GBP
View
B
Retailer 18
-
£2,002 GBP
View
Retailer 19
-
£2,294 GBP
View
Price last confirmed 53 days ago
Most Expensive
NZ Jewellers
7b604dec-001f-4e75-bd3e-c3a4bc159645 · Oct 30
£2,294 GBP
$3,088 USD
View
Price last confirmed 7 days ago
19 more retailers have this diamond
Prices start from £695 GBPSave up to £1,306 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
£695 GBP