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Round|Natural|GIA

0.85ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 5403283330

Certificate GIA 5403283330

Diamond specifications and retailer prices

From $983 CAD
As of November 6, 2026
Save $813 CAD (45%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,796 CAD at 77 Diamonds · As of November 4, 2026
View at 77 Diamonds

About this 0.85ct natural round diamond

This 0.85ct natural round sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5403283330. Listed at 4 retailers as of November 4, 2026, with prices from $983 to $1,796, a $813 spread on the same certified stone. 77 Diamonds lists it at $1,796. 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

0.85
Carat
K
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5403283330
Dimensions6.15 × 6.12 × 3.75 mm
L/W Ratio1.00
Top View
6.15 mm6.12 mm0.85 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5403283330
Side View
Table 55.0%Crown 33°Girdle: MED-MEDPavilion 40.8°Culet: NoneDepth 61.1%

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: $1,796 CAD|Low: $965 CAD|High: $1,959 CAD|Avg: $1,510 CAD|-8.3%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 3$983 CAD
Retailer 7$1,331 CAD
Retailer 8$1,394 CAD
Retailer 4$1,503 CAD
Retailer 6$1,536 CAD
Retailer 5$1,760 CAD
Retailer 2$1,769 CAD
77 Diamonds$1,796 CAD

13 data points across 8 retailers

4 retailers$983 CAD to $1,796 CAD

A
Cheapest Retailer
-
$983 CAD
B+
Retailer 2
-
$1,503 CAD
View
B+
Retailer 3
-
$1,769 CAD
View
Most Expensive
B+
77 Diamonds
RBEVSGK2YHUD · Nov 4
$1,796 CAD
£1,013 GBP
View
3 more retailers have this diamond
Prices start from $983 CADSave up to $813 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
0.85ct Round
$983 CAD