Round|Natural|GIA

0.73ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6545203826

Certificate GIA 6545203826

Diamond specifications and retailer prices

From $849 USD
As of November 6, 2026
Save $761 USD (47%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,150 USD at NZ Jewellers · As of September 28, 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6545203826. Listed at 8 retailers as of November 4, 2026, with a 90% 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
K
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6545203826
Dimensions5.76 × 5.74 × 3.60 mm
L/W Ratio1.00
Star length50%
Top View
5.76 mm5.74 mm0.73 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6545203826
Side View
Table 56.0%Crown 36°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $849 USD|Low: $793 USD|High: $1,612 USD|Avg: $1,095 USD|+7.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 1$849 USD
Retailer 2$985 USD
Retailer 4$998 USD
Retailer 3$1,610 USD

43 data points across 4 retailers

8 retailers$849 USD to $1,610 USD

Retailer 1
-
$686 USD
Price last confirmed 29 days ago
Retailer 2
-
$686 USD
View
Price last confirmed 29 days ago
Retailer 3
-
$712 USD
View
Price last confirmed 38 days ago
Retailer 4
-
$791 USD
View
Price last confirmed 38 days ago
B+
Retailer 5
-
$849 USD
View
B+
Retailer 6
-
$985 USD
View
B
Retailer 7
-
$1,610 USD
View
Most Expensive
NZ Jewellers
17a5986b-7ef1-4e27-8d7e-54bc9e42b86f · Sep 28
$2,150 USD
View
Price last confirmed 39 days ago
7 more retailers have this diamond
Prices start from $849 USDSave up to $761 USD

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 Round
$849 USD