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Round|Natural|GIA

1.02ct K SI1 Round Natural Diamond

GD • K/SI1 • GIA 6171253664

Certificate GIA 6171253664

Diamond specifications and retailer prices

From HK$15,887 HKD
As of November 6, 2026
Save HK$24,712 HKD (61%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$40,599 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 6171253664. Listed at 13 retailers as of November 5, 2026, with prices from HK$15,887 to HK$40,599, a HK$24,712 spread on the same certified stone. NZ Jewellers lists it at HK$40,599. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.02
Carat
K
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6171253664
Dimensions6.19 × 6.16 × 4.08 mm
L/W Ratio1.00
Star length55%
Lower girdle80%
Top View
6.19 mm6.16 mm1.02 ctK / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6171253664
Side View
Table 58.0%Crown 38°Girdle: THK-VTKPavilion 41°Culet: NoneDepth 66.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$40,599 HKD|Low: HK$16,318 HKD|High: HK$40,599 HKD|Avg: HK$23,461 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6HK$16,318 HKD
Retailer 8HK$17,118 HKD
Retailer 10HK$17,597 HKD
Retailer 9HK$17,652 HKD
Retailer 7HK$18,405 HKD
Retailer 2HK$20,421 HKD
Retailer 4HK$23,700 HKD
Retailer 3HK$24,061 HKD
Retailer 5HK$33,930 HKD
NZ JewellersHK$40,599 HKD

43 data points across 10 retailers

13 retailersHK$15,887 HKD to HK$40,599 HKD

B+
Cheapest Retailer
-
HK$15,887 HKD
B+
Retailer 2
-
HK$16,318 HKD
View
B
Retailer 3
-
HK$17,118 HKD
View
Retailer 4
-
HK$17,597 HKD
View
Price last confirmed 8 days ago
B
Retailer 5
-
HK$17,597 HKD
View
B
Retailer 6
-
HK$17,652 HKD
View
B
Retailer 7
-
HK$18,405 HKD
View
B
Retailer 8
-
HK$20,303 HKD
View
B
Retailer 9
-
HK$20,421 HKD
View
B
Retailer 10
-
HK$23,700 HKD
View
B
Retailer 11
-
HK$24,061 HKD
View
C
Retailer 12
-
HK$33,930 HKD
View
Most Expensive
C
NZ Jewellers
375ecab0-c24e-476a-82bb-3e4034fff996 · Nov 5
HK$40,599 HKD
$5,175 USD
View
12 more retailers have this diamond
Prices start from HK$15,887 HKDSave up to HK$24,712 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.

B+
1.02ct Round
HK$15,887 HKD