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Round|Natural|GIA

6.17ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 7551506335

Certificate GIA 7551506335

Diamond specifications and retailer prices

From $90,586 CAD
As of November 6, 2026
Save $76,406 CAD (46%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $166,992 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 6.17ct natural round diamond

This 6.17ct 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 GIA 7551506335. Listed at 7 retailers as of November 4, 2026, with prices from $90,586 to $166,992, a $76,406 spread on the same certified stone. MOH London lists it at $166,992. 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

6.17
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7551506335
Dimensions11.61 × 11.69 × 7.28 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Natural
Top View
11.61 mm11.69 mm6.17 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551506335
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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 6
Current: $166,992 CAD|Low: $90,586 CAD|High: $170,179 CAD|Avg: $111,968 CAD|-1.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$90,586 CAD
Retailer 5$96,399 CAD
Retailer 10$97,312 CAD
Retailer 6$102,389 CAD
Retailer 7$104,911 CAD
Retailer 2$105,562 CAD
Retailer 9$106,569 CAD
Retailer 4$119,257 CAD
Retailer 3$123,708 CAD
MOH London$166,992 CAD

42 data points across 10 retailers

7 retailers$90,586 CAD to $166,992 CAD

A
Cheapest Retailer
-
$90,586 CAD
A
Retailer 2
-
$96,399 CAD
View
Retailer 3
-
$102,389 CAD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
$104,911 CAD
View
B+
Retailer 5
-
$105,562 CAD
View
B+
Retailer 6
-
$119,257 CAD
View
Most Expensive
B
MOH London
63111AA68 · Nov 4
$166,992 CAD
£94,150 GBP
View
6 more retailers have this diamond
Prices start from $90,586 CADSave up to $76,406 CAD

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
6.17ct Round
$90,586 CAD