Round|Natural|IGI

0.72ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 659448311

Shape and cutting style on the report: Round brilliant

Certificate IGI 659448311

Diamond specifications and retailer prices

From $640 USD
As of November 6, 2026
Save $656 USD (51%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,764 USD at NZ Jewellers · As of October 6, 2026
View at NZ Jewellers

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 659448311. Listed at 12 retailers as of November 4, 2026, with a 102% 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

0.72
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 659448311
Dimensions5.65 × 5.68 × 3.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
5.65 mm5.68 mm0.72 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 659448311
Side View
Table 56.0%Crown 36.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.3%

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: $705 USD|Low: $624 USD|High: $1,314 USD|Avg: $801 USD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8$628 USD
Retailer 7$640 USD
Retailer 2$695 USD
Retailer 4$698 USD
Retailer 1$705 USD
Retailer 9$739 USD
Retailer 3$828 USD
Retailer 5$839 USD
Retailer 6$1,296 USD

36 data points across 9 retailers

12 retailers$640 USD to $1,296 USD

Retailer 1
-
$562 USD
Price last confirmed 45 days ago
A
Retailer 2
-
$640 USD
View
Retailer 3
-
$649 USD
View
Price last confirmed 44 days ago
B+
Retailer 4
-
$695 USD
View
A
Retailer 5
-
$698 USD
View
A
Retailer 6
-
$705 USD
View
Retailer 7
-
$739 USD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$828 USD
View
B+
Retailer 9
-
$839 USD
View
B
Retailer 10
-
$1,296 USD
View
Retailer 11
-
$1,764 USD
View
Price last confirmed 42 days ago
Most Expensive
NZ Jewellers
bc04cfab-ece6-4d53-a18a-297765d710b6 · Oct 6
$1,764 USD
View
Price last confirmed 31 days ago
11 more retailers have this diamond
Prices start from $640 USDSave up to $656 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
0.72ct Round
$640 USD