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5.66ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 836682387

Shape and cutting style on the report: Round brilliant

Certificate IGI 836682387

Diamond specifications and retailer prices

From $70,991 NZD
As of November 4, 2026
Save $104,866 NZD (60%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $175,856 NZD at Sarvada Jewels · As of November 6, 2026
View at Sarvada Jewels

About this 5.66ct natural round diamond

This 5.66ct natural round sits in the over five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 836682387. Listed at 10 retailers as of November 4, 2026, with prices from $70,991 to $175,856, a $104,866 spread on the same certified stone. Sarvada Jewels lists it at $175,856. 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

5.66
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 836682387
Dimensions11.21 × 11.31 × 7.07 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
11.21 mm11.31 mm5.66 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 836682387
Side View
Table 58.0%Crown 36.2°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.8%

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 4
Current: $85,546 NZD|Low: $70,991 NZD|High: $180,902 NZD|Avg: $95,247 NZD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Sarvada Jewels
November 6, 2026
Retailer 6$70,991 NZD
Retailer 2$71,413 NZD
Retailer 4$71,934 NZD
Retailer 7$75,935 NZD
Retailer 1$85,546 NZD
Retailer 5$85,864 NZD
Retailer 3$110,536 NZD
Sarvada Jewels$175,856 NZD

32 data points across 8 retailers

10 retailers$70,991 NZD to $175,856 NZD

A
Cheapest Retailer
-
$70,991 NZD
A
Retailer 2
-
$71,413 NZD
View
A
Retailer 3
-
$71,934 NZD
View
A
Retailer 4
-
$75,935 NZD
View
Retailer 5
-
$78,334 NZD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$85,546 NZD
View
A
Retailer 7
-
$85,864 NZD
View
A
Retailer 8
-
$87,233 NZD
View
A
Retailer 9
-
$110,536 NZD
View
Most Expensive
B
Sarvada Jewels
184529175 · Nov 6
$175,856 NZD
₹9,284,456 INR
View
9 more retailers have this diamond
Prices start from $70,991 NZDSave up to $104,866 NZD

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
5.66ct Round
$70,991 NZD