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Round|Natural|GIA

1.00ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 2567386401

Certificate GIA 2567386401

Diamond specifications and retailer prices

From HK$19,656 HKD
As of November 6, 2026
Save HK$25,879 HKD (57%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$45,535 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2567386401. Listed at 24 retailers as of November 5, 2026, with prices from HK$19,656 to HK$45,535, a HK$25,879 spread on the same certified stone. NZ Jewellers lists it at HK$45,535. 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

1.00
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2567386401
Dimensions6.46 × 6.51 × 3.86 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Pinpoint, Indented Natural
Top View
6.46 mm6.51 mm1.00 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2567386401
Side View
Table 61.0%Crown 32.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 59.6%

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$45,535 HKD|Low: HK$19,656 HKD|High: HK$45,535 HKD|Avg: HK$30,044 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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 17HK$19,656 HKD
Retailer 2HK$20,432 HKD
Retailer 9HK$23,865 HKD
Retailer 3HK$24,178 HKD
Retailer 15HK$24,696 HKD
Retailer 10HK$25,009 HKD
Retailer 5HK$26,138 HKD
Retailer 7HK$26,138 HKD
Retailer 12HK$26,718 HKD
Retailer 6HK$27,141 HKD
Retailer 11HK$27,392 HKD
Retailer 8HK$30,158 HKD
Retailer 13HK$30,417 HKD
Retailer 14HK$31,898 HKD
Retailer 4HK$42,549 HKD
Retailer 16HK$43,701 HKD
NZ JewellersHK$45,535 HKD

22 data points across 17 retailers

24 retailersHK$19,656 HKD to HK$45,535 HKD

A
Cheapest Retailer
-
HK$19,656 HKD
A
Retailer 2
-
HK$20,432 HKD
View
B+
Retailer 3
-
HK$23,395 HKD
View
B+
Retailer 4
-
HK$23,755 HKD
View
B+
Retailer 5
-
HK$23,865 HKD
View
B+
Retailer 6
-
HK$24,124 HKD
View
Final sale: no returns
B+
Retailer 7
-
HK$24,178 HKD
View
B+
Retailer 8
-
HK$24,178 HKD
View
B+
Retailer 9
-
HK$24,696 HKD
View
B+
Retailer 10
-
HK$25,009 HKD
View
B+
Retailer 11
-
HK$26,138 HKD
View
Retailer 12
-
HK$26,138 HKD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
HK$26,334 HKD
View
B+
Retailer 14
-
HK$26,718 HKD
View
B+
Retailer 15
-
HK$27,141 HKD
View
B+
Retailer 16
-
HK$27,258 HKD
View
B+
Retailer 17
-
HK$27,392 HKD
View
Retailer 18
-
HK$28,019 HKD
View
Price last confirmed 34 days ago
B+
Retailer 19
-
HK$30,158 HKD
View
B+
Retailer 20
-
HK$30,417 HKD
View
B+
Retailer 21
-
HK$31,898 HKD
View
Retailer 22
-
HK$42,549 HKD
View
Price last confirmed 10 days ago
B
Retailer 23
-
HK$43,701 HKD
View
Most Expensive
B
NZ Jewellers
ae5a5c0c-0bba-4116-9fc5-29900e583efa · Nov 5
HK$45,535 HKD
$5,810 USD
View
23 more retailers have this diamond
Prices start from HK$19,656 HKDSave up to HK$25,879 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
1.00ct Round
HK$19,656 HKD