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Round|Natural|GIA

0.86ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6422446455

Certificate GIA 6422446455

Diamond specifications and retailer prices

From HK$6,527 HKD
As of November 6, 2026
Save HK$16,224 HKD (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$22,751 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.86ct natural round diamond

This 0.86ct 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 6422446455. Listed at 13 retailers as of November 5, 2026, with prices from HK$6,527 to HK$22,751, a HK$16,224 spread on the same certified stone. NZ Jewellers lists it at HK$22,751. 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

0.86
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6422446455
Dimensions6.14 × 6.11 × 3.77 mm
L/W Ratio1.00
Top View
6.14 mm6.11 mm0.86 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6422446455
Side View
Table 57.0%CrownGirdle: ThickPavilionCulet: NoneDepth 61.6%

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: HK$22,751 HKD|Low: HK$6,527 HKD|High: HK$22,751 HKD|Avg: HK$9,494 HKD
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
November 6, 2026
Retailer 4HK$6,527 HKD
Retailer 5HK$6,637 HKD
Retailer 9HK$7,257 HKD
Retailer 11HK$7,257 HKD
Retailer 13HK$7,327 HKD
Retailer 10HK$7,531 HKD
Retailer 3HK$8,292 HKD
Retailer 6HK$8,308 HKD
Retailer 12HK$8,371 HKD
Retailer 2HK$9,571 HKD
Retailer 7HK$10,128 HKD
Retailer 8HK$13,290 HKD
NZ JewellersHK$22,751 HKD

33 data points across 13 retailers

13 retailersHK$6,527 HKD to HK$22,751 HKD

A
Cheapest Retailer
-
HK$6,527 HKD
A
Retailer 2
-
HK$7,257 HKD
View
Retailer 3
-
HK$7,257 HKD
View
Price last confirmed 8 days ago
A
Retailer 4
-
HK$7,327 HKD
View
A
Retailer 5
-
HK$7,531 HKD
View
A
Retailer 6
-
HK$7,924 HKD
View
B+
Retailer 7
-
HK$8,292 HKD
View
A
Retailer 8
-
HK$8,308 HKD
View
A
Retailer 9
-
HK$8,371 HKD
View
B+
Retailer 10
-
HK$9,571 HKD
View
B+
Retailer 11
-
HK$10,128 HKD
View
B
Retailer 12
-
HK$13,290 HKD
View
Most Expensive
B
NZ Jewellers
9fbbe7ef-1357-42fa-9e42-3d311f5c0e20 · Nov 5
HK$22,751 HKD
$2,900 USD
View
12 more retailers have this diamond
Prices start from HK$6,527 HKDSave up to HK$16,224 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
0.86ct Round
HK$6,527 HKD