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Oval|Natural|GIA

1.00ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 1559005462

Certificate GIA 1559005462

Diamond specifications and retailer prices

From HK$18,253 HKD
As of November 6, 2026
Save HK$23,606 HKD (56%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$41,860 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural oval diamond

This 1ct natural oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1559005462. Listed at 24 retailers as of November 5, 2026, with prices from HK$18,253 to HK$41,860, a HK$23,606 spread on the same certified stone. NZ Jewellers lists it at HK$41,860. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1559005462
Dimensions7.78 × 5.60 × 3.52 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural, Cavity, Cloud, Needle
Top View
7.78 mm5.60 mm1.00 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559005462
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.8%

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$41,860 HKD|Low: HK$18,253 HKD|High: HK$42,087 HKD|Avg: HK$27,716 HKD|-0.5%
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
November 6, 2026
Retailer 6HK$18,253 HKD
Retailer 2HK$19,045 HKD
Retailer 18HK$21,553 HKD
Retailer 19HK$21,796 HKD
Retailer 8HK$22,180 HKD
Retailer 12HK$22,337 HKD
Retailer 13HK$23,308 HKD
Retailer 20HK$24,029 HKD
Retailer 11HK$24,155 HKD
Retailer 16HK$24,829 HKD
Retailer 3HK$24,946 HKD
Retailer 7HK$25,142 HKD
Retailer 14HK$25,425 HKD
Retailer 4HK$26,020 HKD
Retailer 5HK$27,721 HKD
Retailer 15HK$27,980 HKD
Retailer 17HK$29,320 HKD
Retailer 9HK$40,394 HKD
Retailer 10HK$40,903 HKD
NZ JewellersHK$41,860 HKD

22 data points across 20 retailers

24 retailersHK$18,253 HKD to HK$41,860 HKD

A
Cheapest Retailer
-
HK$18,253 HKD
A
Retailer 2
-
HK$19,045 HKD
View
A
Retailer 3
-
HK$21,553 HKD
View
A
Retailer 4
-
HK$21,796 HKD
View
A
Retailer 5
-
HK$22,180 HKD
View
Final sale: no returns
Retailer 6
-
HK$22,337 HKD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
HK$22,681 HKD
View
B+
Retailer 8
-
HK$22,689 HKD
View
A
Retailer 9
-
HK$23,308 HKD
View
B+
Retailer 10
-
HK$24,029 HKD
View
Retailer 11
-
HK$24,155 HKD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
HK$24,186 HKD
View
B+
Retailer 13
-
HK$24,829 HKD
View
B+
Retailer 14
-
HK$24,946 HKD
View
B+
Retailer 15
-
HK$25,142 HKD
View
B+
Retailer 16
-
HK$25,425 HKD
View
B+
Retailer 17
-
HK$26,020 HKD
View
Retailer 18
-
HK$26,208 HKD
View
Price last confirmed 30 days ago
B+
Retailer 19
-
HK$27,721 HKD
View
B+
Retailer 20
-
HK$27,980 HKD
View
B+
Retailer 21
-
HK$29,320 HKD
View
B
Retailer 22
-
HK$40,394 HKD
View
Retailer 23
-
HK$40,903 HKD
View
Price last confirmed 9 days ago
Most Expensive
B
NZ Jewellers
bbb670dc-aae2-4de4-9dbc-6d534ec44586 · Nov 5
HK$41,860 HKD
$5,341 USD
View
23 more retailers have this diamond
Prices start from HK$18,253 HKDSave up to HK$23,606 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 Oval
HK$18,253 HKD