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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 HK$308,433 HKD
As of November 4, 2026
Save HK$455,610 HKD (60%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$764,043 HKD 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 HK$308,433 to HK$764,043, a HK$455,610 spread on the same certified stone. Sarvada Jewels lists it at HK$764,043. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$371,673 HKD|Low: HK$308,433 HKD|High: HK$785,964 HKD|Avg: HK$413,817 HKD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Sarvada Jewels
November 6, 2026
Retailer 6HK$308,433 HKD
Retailer 2HK$310,267 HKD
Retailer 4HK$312,532 HKD
Retailer 7HK$329,915 HKD
Retailer 1HK$371,673 HKD
Retailer 5HK$373,052 HKD
Retailer 3HK$480,245 HKD
Sarvada JewelsHK$764,043 HKD

32 data points across 8 retailers

10 retailersHK$308,433 HKD to HK$764,043 HKD

A
Cheapest Retailer
-
HK$308,433 HKD
A
Retailer 2
-
HK$310,267 HKD
View
A
Retailer 3
-
HK$312,532 HKD
View
A
Retailer 4
-
HK$329,915 HKD
View
Retailer 5
-
HK$340,339 HKD
View
Price last confirmed 12 days ago
A
Retailer 6
-
HK$371,673 HKD
View
A
Retailer 7
-
HK$373,052 HKD
View
A
Retailer 8
-
HK$379,001 HKD
View
A
Retailer 9
-
HK$480,245 HKD
View
Most Expensive
B
Sarvada Jewels
184529175 · Nov 6
HK$764,043 HKD
₹9,284,456 INR
View
9 more retailers have this diamond
Prices start from HK$308,433 HKDSave up to HK$455,610 HKD

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
HK$308,433 HKD