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Round|Natural|GIA

1.00ct I SI1 Round Natural Diamond

VG • I/SI1 • GIA 2566053993

Certificate GIA 2566053993

Diamond specifications and retailer prices

From HK$12,151 HKD
As of November 1, 2026
Save HK$21,632 HKD (64%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$33,784 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2566053993. Listed at 23 retailers as of October 30, 2026, with prices from HK$12,151 to HK$33,784, a HK$21,632 spread on the same certified stone. NZ Jewellers lists it at HK$33,784. 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

1.00
Carat
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2566053993
Dimensions6.17 × 6.24 × 4.01 mm
L/W Ratio1.01
Top View
6.17 mm6.24 mm1.00 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566053993
Side View
Table 59.0%Crown 37.5°Girdle: THN-THKPavilion 40.8°Culet: NoneDepth 64.7%

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 1
Current: HK$33,784 HKD|Low: HK$12,051 HKD|High: HK$35,110 HKD|Avg: HK$18,584 HKD|-3.8%
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
Retailer 20
Retailer 21
November 1, 2026
Retailer 19HK$12,151 HKD
Retailer 13HK$12,321 HKD
Retailer 16HK$14,397 HKD
Retailer 8HK$14,601 HKD
Retailer 17HK$15,548 HKD
Retailer 9HK$15,919 HKD
Retailer 4HK$16,162 HKD
Retailer 7HK$16,162 HKD
Retailer 3HK$16,398 HKD
Retailer 14HK$16,907 HKD
Retailer 12HK$16,930 HKD
Retailer 5HK$17,244 HKD
Retailer 18HK$17,624 HKD
Retailer 6HK$17,731 HKD
Retailer 11HK$18,641 HKD
Retailer 20HK$19,861 HKD
Retailer 2HK$21,979 HKD
Retailer 15HK$22,125 HKD
Retailer 10HK$23,543 HKD
Retailer 21HK$28,457 HKD
NZ JewellersHK$33,784 HKD

17 data points across 21 retailers

23 retailersHK$12,151 HKD to HK$33,784 HKD

A
Cheapest Retailer
-
HK$12,151 HKD
A
Retailer 2
-
HK$12,321 HKD
₹149,565 INR
View
B+
Retailer 3
-
HK$14,397 HKD
$1,835 USD
View
A
Retailer 4
-
HK$14,601 HKD
$1,861 USD
View
Retailer 5
-
HK$15,456 HKD
$1,970 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
HK$15,548 HKD
£1,560 GBP
View
A
Retailer 7
-
HK$15,919 HKD
$2,029 USD
View
A
Retailer 8
-
HK$16,162 HKD
$2,060 USD
View
A
Retailer 9
-
HK$16,162 HKD
$2,060 USD
View
B+
Retailer 10
-
HK$16,398 HKD
$2,090 USD
View
A
Retailer 11
-
HK$16,907 HKD
$2,155 USD
View
A
Retailer 12
-
HK$16,930 HKD
SGD 2,916 SGD
View
A
Retailer 13
-
HK$17,244 HKD
$2,198 USD
View
B+
Retailer 14
-
HK$17,624 HKD
£1,769 GBP
View
A
Retailer 15
-
HK$17,731 HKD
$2,260 USD
View
B+
Retailer 16
-
HK$18,641 HKD
$2,376 USD
View
B+
Retailer 17
-
HK$19,861 HKD
ZAR 40,896 ZAR
View
Retailer 18
-
HK$21,096 HKD
A$4,137 AUD
View
Price last confirmed 25 days ago
B+
Retailer 19
-
HK$21,979 HKD
€2,668 EUR
View
B+
Retailer 20
-
HK$22,125 HKD
$2,820 USD
View
B+
Retailer 21
-
HK$23,543 HKD
$3,001 USD
View
B
Retailer 22
-
HK$28,457 HKD
£2,856 GBP
View
Most Expensive
B
NZ Jewellers
d7dd0661-fee1-4ae8-a928-035d6a473d34 · Oct 30
HK$33,784 HKD
$4,306 USD
View
22 more retailers have this diamond
Prices start from HK$12,151 HKDSave up to HK$21,632 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$12,151 HKD