Round|Natural|GIA

0.73ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6331964931

Shape and cutting style on the report: Round brilliant

Certificate GIA 6331964931

Diamond specifications and retailer prices

From $401 USD
As of November 6, 2026
Save $874 USD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,733 USD 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6331964931. Listed at 14 retailers as of November 4, 2026, with a 218% 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
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6331964931
Dimensions5.87 × 5.86 × 3.50 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
5.87 mm5.86 mm0.73 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 6331964931
Side View
Table 61.0%Crown 32.5°Girdle: MediumPavilion 41.2°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 6
Current: $401 USD|Low: $401 USD|High: $1,291 USD|Avg: $705 USD|-4.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1$401 USD
Retailer 5$565 USD
Retailer 2$574 USD
Retailer 7$595 USD
Retailer 8$616 USD
Retailer 9$681 USD
Retailer 3$687 USD
Retailer 6$743 USD
Retailer 4$1,275 USD

45 data points across 9 retailers

14 retailers$401 USD to $1,275 USD

A
Cheapest Retailer
-
$401 USD
A
Retailer 2
-
$460 USD
View
A
Retailer 3
-
$523 USD
View
Retailer 4
-
$553 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$565 USD
View
A
Retailer 6
-
$574 USD
View
Retailer 7
-
$595 USD
View
Price last confirmed 8 days ago
Retailer 8
-
$595 USD
View
Price last confirmed 8 days ago
Retailer 9
-
$638 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$681 USD
View
B+
Retailer 11
-
$684 USD
View
B+
Retailer 12
-
$687 USD
View
B
Retailer 13
-
$1,275 USD
View
Most Expensive
NZ Jewellers
254190d8-4b7f-495c-b9c0-b4c549efad6c · Oct 30
$1,733 USD
View
Price last confirmed 7 days ago
13 more retailers have this diamond
Prices start from $401 USDSave up to $874 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.

A
0.73ct Round
$401 USD