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Oval|Natural|GIA

1.00ct J SI2 Oval Natural Diamond

EX • J/SI2 • GIA 2437621276

Certificate GIA 2437621276

Diamond specifications and retailer prices

From HK$16,419 HKD
As of November 6, 2026
Save HK$25,534 HKD (61%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$41,954 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2437621276. Listed at 18 retailers as of November 5, 2026, with prices from HK$16,419 to HK$41,954, a HK$25,534 spread on the same certified stone. NZ Jewellers lists it at HK$41,954. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2437621276
Dimensions8.15 × 5.41 × 3.38 mm
L/W Ratio1.51
Top View
8.15 mm5.41 mm1.00 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2437621276
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$41,954 HKD|Low: HK$16,850 HKD|High: HK$41,954 HKD|Avg: HK$23,445 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6HK$16,850 HKD
Retailer 10HK$18,183 HKD
Retailer 4HK$18,841 HKD
Retailer 7HK$19,006 HKD
Retailer 8HK$19,021 HKD
Retailer 2HK$19,993 HKD
Retailer 9HK$20,973 HKD
Retailer 3HK$24,923 HKD
Retailer 5HK$35,065 HKD
NZ JewellersHK$41,954 HKD

39 data points across 10 retailers

18 retailersHK$16,419 HKD to HK$41,954 HKD

B+
Cheapest Retailer
-
HK$16,419 HKD
B+
Retailer 2
-
HK$16,850 HKD
View
B
Retailer 3
-
HK$17,540 HKD
View
Retailer 4
-
HK$18,183 HKD
View
Price last confirmed 8 days ago
B
Retailer 5
-
HK$18,183 HKD
View
B
Retailer 6
-
HK$18,567 HKD
View
B
Retailer 7
-
HK$18,653 HKD
View
B+
Retailer 8
-
HK$18,841 HKD
View
B
Retailer 9
-
HK$19,006 HKD
View
B
Retailer 10
-
HK$19,021 HKD
View
B
Retailer 11
-
HK$19,993 HKD
View
B
Retailer 12
-
HK$20,064 HKD
View
B
Retailer 13
-
HK$20,064 HKD
View
B
Retailer 14
-
HK$20,769 HKD
View
B
Retailer 15
-
HK$20,973 HKD
View
B
Retailer 16
-
HK$24,923 HKD
View
B
Retailer 17
-
HK$35,065 HKD
View
Most Expensive
C
NZ Jewellers
4e2cce91-0ccf-457e-ba67-07088b2a64f5 · Nov 5
HK$41,954 HKD
$5,353 USD
View
17 more retailers have this diamond
Prices start from HK$16,419 HKDSave up to HK$25,534 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.

B+
1.00ct Oval
HK$16,419 HKD