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Round|Natural|GIA

1.00ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 1493733298

Certificate GIA 1493733298

Diamond specifications and retailer prices

From HK$15,565 HKD
As of November 6, 2026
Save HK$25,285 HKD (62%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$42,293 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1493733298. Listed at 18 retailers as of November 5, 2026, with a 162% 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1493733298
Dimensions6.41 × 6.32 × 3.98 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle, Indented Natural, Natural
Top View
6.41 mm6.32 mm1.00 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1493733298
Side View
Table 58.0%Crown 35°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 62.9%

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$16,185 HKD|Low: HK$15,565 HKD|High: HK$37,861 HKD|Avg: HK$23,080 HKD|-3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7HK$15,565 HKD
Retailer 1HK$16,185 HKD
Retailer 4HK$18,107 HKD
Retailer 9HK$18,672 HKD
Retailer 6HK$18,789 HKD
Retailer 2HK$21,284 HKD
Retailer 3HK$25,065 HKD
Retailer 5HK$35,343 HKD
Retailer 8HK$37,704 HKD

35 data points across 9 retailers

18 retailersHK$15,565 HKD to HK$40,850 HKD

A
Cheapest Retailer
-
HK$15,565 HKD
A
Retailer 2
-
HK$16,185 HKD
View
A
Retailer 3
-
HK$18,107 HKD
View
A
Retailer 4
-
HK$18,672 HKD
View
Final sale: no returns
A
Retailer 5
-
HK$18,789 HKD
View
A
Retailer 6
-
HK$19,229 HKD
View
Retailer 7
-
HK$20,233 HKD
View
Price last confirmed 29 days ago
Retailer 8
-
HK$20,233 HKD
View
Price last confirmed 29 days ago
Retailer 9
-
HK$21,166 HKD
View
Price last confirmed 38 days ago
A
Retailer 10
-
HK$21,284 HKD
View
A
Retailer 11
-
HK$21,331 HKD
View
A
Retailer 12
-
HK$21,590 HKD
View
Retailer 13
-
HK$23,347 HKD
View
Price last confirmed 38 days ago
B+
Retailer 14
-
HK$25,065 HKD
View
B+
Retailer 15
-
HK$35,343 HKD
View
Retailer 16
-
HK$37,704 HKD
View
Price last confirmed 9 days ago
B
Retailer 17
-
HK$40,850 HKD
View
Most Expensive
NZ Jewellers
3a32d4ef-c24c-44f2-b59e-c247df22ecf6 · Sep 28
HK$42,293 HKD
$5,391 USD
View
Price last confirmed 39 days ago
17 more retailers have this diamond
Prices start from HK$15,565 HKDSave up to HK$25,285 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$15,565 HKD