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Oval|Natural|GIA

1.00ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 2558152906

Certificate GIA 2558152906

Diamond specifications and retailer prices

From HK$8,425 HKD
As of November 6, 2026
Save HK$7,477 HKD (47%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$15,902 HKD at With Clarity · As of November 6, 2026
View at With Clarity

About this 1ct natural oval diamond

This 1ct natural oval sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2558152906. Listed at 6 retailers as of November 6, 2026, with prices from HK$8,425 to HK$15,902, a HK$7,477 spread on the same certified stone. With Clarity lists it at HK$15,902. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2558152906
Dimensions8.15 × 5.54 × 3.33 mm
L/W Ratio1.47
Top View
8.15 mm5.54 mm1.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2558152906
Side View
Table 61.0%CrownGirdle: ThickPavilionCulet: NoneDepth 60.2%

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$10,471 HKD|Low: HK$8,425 HKD|High: HK$16,098 HKD|Avg: HK$11,405 HKD|-2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
With Clarity
November 6, 2026
Retailer 3HK$8,425 HKD
Retailer 5HK$9,538 HKD
Retailer 1HK$10,471 HKD
Retailer 6HK$10,902 HKD
Retailer 4HK$11,678 HKD
Retailer 2HK$12,148 HKD
With ClarityHK$15,902 HKD

13 data points across 7 retailers

6 retailersHK$8,425 HKD to HK$15,902 HKD

A
Cheapest Retailer
-
HK$8,425 HKD
A
Retailer 2
-
HK$9,538 HKD
View
A
Retailer 3
-
HK$10,471 HKD
View
A
Retailer 4
-
HK$11,678 HKD
View
B+
Retailer 5
-
HK$12,148 HKD
View
Most Expensive
B+
With Clarity
2558152906 · Nov 6
HK$15,902 HKD
$2,029 USD
View
5 more retailers have this diamond
Prices start from HK$8,425 HKDSave up to HK$7,477 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$8,425 HKD