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Round|Natural|IGI

0.70ct K SI2 Round Natural Diamond

EX • K/SI2 • IGI 815638380

Shape and cutting style on the report: Round brilliant

Certificate IGI 815638380

Diamond specifications and retailer prices

From $753 AUD
As of November 5, 2026
Save $1,606 AUD (68%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,358 AUD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.7ct natural round diamond

This 0.7ct 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 IGI 815638380. Listed at 14 retailers as of November 4, 2026, with prices from $753 to $2,358, a $1,606 spread on the same certified stone. NZ Jewellers lists it at $2,358. 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

0.70
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.5°
OriginNatural
Grading LabIGI
CertificateIGI 815638380
Dimensions5.70 × 5.75 × 3.48 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
5.70 mm5.75 mm0.70 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 815638380
Side View
Table 57.0%Crown 33.3°Girdle: MediumPavilion 40.5°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,358 AUD|Low: $753 AUD|High: $2,358 AUD|Avg: $1,100 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 3$753 AUD
Retailer 8$757 AUD
Retailer 11$810 AUD
Retailer 12$810 AUD
Retailer 4$869 AUD
Retailer 14$940 AUD
Retailer 7$943 AUD
Retailer 2$993 AUD
Retailer 6$1,010 AUD
Retailer 9$1,031 AUD
Retailer 13$1,054 AUD
Retailer 5$1,087 AUD
Retailer 10$1,737 AUD
NZ Jewellers$2,358 AUD

37 data points across 14 retailers

14 retailers$753 AUD to $2,358 AUD

A
Cheapest Retailer
-
$753 AUD
A
Retailer 2
-
$757 AUD
View
A
Retailer 3
-
$810 AUD
View
Retailer 4
-
$810 AUD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$869 AUD
View
B+
Retailer 6
-
$940 AUD
View
B+
Retailer 7
-
$943 AUD
View
A
Retailer 8
-
$993 AUD
View
B+
Retailer 9
-
$1,010 AUD
View
B+
Retailer 10
-
$1,031 AUD
View
B+
Retailer 11
-
$1,054 AUD
View
B+
Retailer 12
-
$1,087 AUD
View
B
Retailer 13
-
$1,737 AUD
View
Most Expensive
C
NZ Jewellers
6b523835-2e3b-4821-936f-6e4287b31423 · Nov 4
$2,358 AUD
$1,651 USD
View
13 more retailers have this diamond
Prices start from $753 AUDSave up to $1,606 AUD

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
0.70ct Round
$753 AUD