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0.71ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 670405190

Shape and cutting style on the report: Round brilliant

Certificate IGI 670405190

Diamond specifications and retailer prices

From $346 USD
As of November 6, 2026
Save $1,256 USD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,602 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.71ct natural round diamond

This 0.71ct natural round sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 670405190. Listed at 12 retailers as of November 5, 2026, with prices from $346 to $1,602, a $1,256 spread on the same certified stone. NZ Jewellers lists it at $1,602. 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

0.71
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 670405190
Dimensions5.73 × 5.70 × 3.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
5.73 mm5.70 mm0.71 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 670405190
Side View
Table 59.0%Crown 35.5°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.8%

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: $346 USD|Low: $346 USD|High: $1,193 USD|Avg: $649 USD|-4.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 1$346 USD
Retailer 3$515 USD
Retailer 7$550 USD
Retailer 8$567 USD
Retailer 5$646 USD
Retailer 2$674 USD
Retailer 6$675 USD
Retailer 4$1,178 USD

45 data points across 8 retailers

12 retailers$346 USD to $1,602 USD

A
Cheapest Retailer
-
$346 USD
A
Retailer 2
-
$511 USD
View
A
Retailer 3
-
$515 USD
View
Retailer 4
-
$550 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$550 USD
View
A
Retailer 6
-
$589 USD
View
A
Retailer 7
-
$642 USD
View
A
Retailer 8
-
$646 USD
View
A
Retailer 9
-
$674 USD
View
A
Retailer 10
-
$675 USD
View
B
Retailer 11
-
$1,178 USD
View
Most Expensive
B
NZ Jewellers
d8a109e0-b145-4883-9a17-f0f93350aedb · Nov 5
$1,602 USD
View
11 more retailers have this diamond
Prices start from $346 USDSave up to $1,256 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
0.71ct Round
$346 USD