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Round|Natural|GIA

1.00ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 5232762401

Certificate GIA 5232762401

Diamond specifications and retailer prices

From HK$18,900 HKD
$2,409 USD
As of October 30, 2026
Save HK$21,354 HKD (53%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$48,722 HKD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5232762401. Listed at 23 retailers as of October 28, 2026, with a 113% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 5232762401
Dimensions6.39 × 6.44 × 3.95 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Feather, Crystal, Cavity, Indented Natural
Top View
6.39 mm6.44 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5232762401
Side View
Table 59.0%Crown 31.5°Girdle: MED-STKPavilion 41.8°Culet: 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: Oct 30
Current: HK$27,161 HKD|Low: HK$17,857 HKD|High: HK$40,404 HKD|Avg: HK$26,296 HKD|+1.5%
Retailer 1
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
November 1, 2026
Retailer 3HK$18,900 HKD
Retailer 2HK$19,481 HKD
Retailer 4HK$20,791 HKD
Retailer 7HK$22,422 HKD
Retailer 14HK$23,223 HKD
Retailer 13HK$23,937 HKD
Retailer 5HK$24,008 HKD
Retailer 9HK$24,768 HKD
Retailer 6HK$26,205 HKD
Retailer 12HK$27,152 HKD
Retailer 1HK$27,161 HKD
Retailer 10HK$28,644 HKD
Retailer 8HK$38,969 HKD
Retailer 11HK$40,255 HKD

33 data points across 14 retailers

23 retailersHK$18,900 HKD to HK$40,255 HKD

A
Cheapest Retailer
-
HK$18,900 HKD
$2,409 USD
B+
Retailer 2
-
HK$19,481 HKD
$2,483 USD
View
Final sale: no returns
B+
Retailer 3
-
HK$20,791 HKD
$2,650 USD
View
Retailer 4
-
HK$21,113 HKD
$2,691 USD
View
Price last confirmed 23 days ago
Retailer 5
-
HK$21,113 HKD
$2,691 USD
View
Price last confirmed 24 days ago
B+
Retailer 6
-
HK$21,398 HKD
$2,727 USD
View
Retailer 7
-
HK$21,921 HKD
$2,794 USD
View
Price last confirmed 33 days ago
B+
Retailer 8
-
HK$22,422 HKD
£2,250 GBP
View
B+
Retailer 9
-
HK$23,223 HKD
$2,960 USD
View
B+
Retailer 10
-
HK$23,223 HKD
$2,960 USD
View
B+
Retailer 11
-
HK$23,937 HKD
$3,051 USD
View
B+
Retailer 12
-
HK$24,008 HKD
$3,060 USD
View
Retailer 13
-
HK$24,361 HKD
$3,105 USD
View
Price last confirmed 23 days ago
B+
Retailer 14
-
HK$24,768 HKD
£2,486 GBP
View
Retailer 15
-
HK$26,205 HKD
A$5,139 AUD
View
Price last confirmed 28 days ago
B+
Retailer 16
-
HK$26,405 HKD
$3,366 USD
View
Retailer 17
-
HK$27,060 HKD
$3,449 USD
View
Price last confirmed 17 days ago
B+
Retailer 18
-
HK$27,152 HKD
£2,725 GBP
View
B+
Retailer 19
-
HK$27,161 HKD
€3,297 EUR
View
B+
Retailer 20
-
HK$28,644 HKD
ZAR 58,980 ZAR
View
B
Retailer 21
-
HK$38,969 HKD
£3,911 GBP
View
B
Retailer 22
-
HK$40,255 HKD
£4,040 GBP
View
Most Expensive
NZ Jewellers
b16bc193-1874-4cc3-881b-7a80326ba18d · Sep 28
HK$48,722 HKD
$6,210 USD
View
Price last confirmed 34 days ago
22 more retailers have this diamond
Prices start from HK$18,900 HKDSave up to HK$21,354 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$18,900 HKD