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Round|Natural|GIA

1.00ct F VS1 Round Natural Diamond

EX • F/VS1 • GIA 2557549525

Certificate GIA 2557549525

Diamond specifications and retailer prices

From HK$28,387 HKD
As of November 6, 2026
Save HK$38,309 HKD (57%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: HK$66,696 HKD at NZ Jewellers · As of November 7, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2557549525. Listed at 29 retailers as of November 6, 2026, with prices from HK$28,387 to HK$66,696, a HK$38,309 spread on the same certified stone. NZ Jewellers lists it at HK$66,696. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2557549525
Dimensions6.35 × 6.38 × 3.96 mm
L/W Ratio1.00
Girdle conditionSlightly Thick
Culet sizeNone
Key to symbols
Crystal, Needle, Indented Natural, Natural
Top View
6.35 mm6.38 mm1.00 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2557549525
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.1%

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$66,696 HKD|Low: HK$28,387 HKD|High: HK$72,762 HKD|Avg: HK$42,350 HKD|-8.3%
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
Retailer 18
Retailer 19
November 7, 2026
Retailer 10HK$28,387 HKD
Retailer 18HK$28,528 HKD
Retailer 19HK$33,818 HKD
Retailer 12HK$35,856 HKD
Retailer 3HK$36,091 HKD
Retailer 9HK$36,405 HKD
Retailer 14HK$37,447 HKD
Retailer 11HK$38,286 HKD
Retailer 16HK$38,286 HKD
Retailer 7HK$40,519 HKD
Retailer 15HK$40,606 HKD
Retailer 17HK$42,165 HKD
Retailer 5HK$42,447 HKD
Retailer 6HK$43,255 HKD
Retailer 8HK$44,172 HKD
Retailer 4HK$46,703 HKD
Retailer 2HK$48,043 HKD
Retailer 13HK$60,646 HKD
NZ JewellersHK$66,696 HKD

16 data points across 19 retailers

29 retailersHK$28,387 HKD to HK$66,696 HKD

A
Cheapest Retailer
-
HK$28,387 HKD
A
Retailer 2
-
HK$28,528 HKD
View
A
Retailer 3
-
HK$31,271 HKD
View
A
Retailer 4
-
HK$31,655 HKD
View
B+
Retailer 5
-
HK$33,387 HKD
View
B+
Retailer 6
-
HK$33,818 HKD
View
B+
Retailer 7
-
HK$35,331 HKD
View
Final sale: no returns
B+
Retailer 8
-
HK$35,856 HKD
View
B+
Retailer 9
-
HK$36,052 HKD
View
B+
Retailer 10
-
HK$36,091 HKD
View
B+
Retailer 11
-
HK$36,405 HKD
View
B+
Retailer 12
-
HK$37,447 HKD
View
B+
Retailer 13
-
HK$38,286 HKD
View
Retailer 14
-
HK$38,286 HKD
View
Price last confirmed 9 days ago
Retailer 15
-
HK$38,787 HKD
View
Price last confirmed 34 days ago
B+
Retailer 16
-
HK$39,461 HKD
View
B+
Retailer 17
-
HK$39,649 HKD
View
B+
Retailer 18
-
HK$40,519 HKD
View
B+
Retailer 19
-
HK$40,606 HKD
View
B+
Retailer 20
-
HK$42,165 HKD
View
B+
Retailer 21
-
HK$42,447 HKD
View
B+
Retailer 22
-
HK$43,184 HKD
View
B+
Retailer 23
-
HK$43,255 HKD
View
B+
Retailer 24
-
HK$44,172 HKD
View
B+
Retailer 25
-
HK$44,430 HKD
View
B+
Retailer 26
-
HK$46,703 HKD
View
B+
Retailer 27
-
HK$48,043 HKD
View
B
Retailer 28
-
HK$60,646 HKD
View
Most Expensive
B
NZ Jewellers
f774ab97-55f1-4205-8f7e-33bae49ffed8 · Nov 7
HK$66,696 HKD
$8,510 USD
View
28 more retailers have this diamond
Prices start from HK$28,387 HKDSave up to HK$38,309 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$28,387 HKD