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Oval|Natural|GIA

1.28ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 2547009065

Certificate GIA 2547009065

Diamond specifications and retailer prices

From HK$23,826 HKD
As of November 4, 2026
Save HK$30,190 HKD (56%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: HK$54,015 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.28ct natural oval diamond

This 1.28ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2547009065. Listed at 26 retailers as of November 4, 2026, with prices from HK$23,826 to HK$54,015, a HK$30,190 spread on the same certified stone. NZ Jewellers lists it at HK$54,015. 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

1.28
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2547009065
Dimensions8.63 × 6.10 × 3.76 mm
L/W Ratio1.41
Top View
8.63 mm6.10 mm1.28 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2547009065
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.6%

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 4
Current: HK$54,015 HKD|Low: HK$22,407 HKD|High: HK$54,015 HKD|Avg: HK$34,342 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 12HK$23,975 HKD
Retailer 9HK$24,649 HKD
Retailer 3HK$28,089 HKD
Retailer 10HK$29,171 HKD
Retailer 11HK$30,033 HKD
Retailer 5HK$31,397 HKD
Retailer 4HK$32,408 HKD
Retailer 8HK$33,207 HKD
Retailer 6HK$35,080 HKD
Retailer 2HK$37,839 HKD
Retailer 7HK$51,844 HKD
NZ JewellersHK$54,015 HKD

43 data points across 12 retailers

26 retailersHK$23,826 HKD to HK$54,015 HKD

B+
Cheapest Retailer
-
HK$23,826 HKD
B+
Retailer 2
-
HK$23,975 HKD
View
B+
Retailer 3
-
HK$24,429 HKD
View
B+
Retailer 4
-
HK$24,649 HKD
View
Final sale: no returns
B+
Retailer 5
-
HK$24,939 HKD
View
B
Retailer 6
-
HK$26,381 HKD
View
B
Retailer 7
-
HK$26,686 HKD
View
B
Retailer 8
-
HK$27,000 HKD
View
Retailer 9
-
HK$28,089 HKD
View
Price last confirmed 8 days ago
B
Retailer 10
-
HK$28,089 HKD
View
B
Retailer 11
-
HK$29,171 HKD
View
B
Retailer 12
-
HK$30,033 HKD
View
B
Retailer 13
-
HK$30,550 HKD
View
B
Retailer 14
-
HK$30,550 HKD
View
B
Retailer 15
-
HK$31,397 HKD
View
B
Retailer 16
-
HK$31,741 HKD
View
B
Retailer 17
-
HK$31,741 HKD
View
B
Retailer 18
-
HK$32,408 HKD
View
B
Retailer 19
-
HK$32,839 HKD
View
Retailer 20
-
HK$33,207 HKD
View
Price last confirmed 29 days ago
B
Retailer 21
-
HK$35,080 HKD
View
B
Retailer 22
-
HK$36,452 HKD
View
B
Retailer 23
-
HK$37,839 HKD
View
B
Retailer 24
-
HK$44,799 HKD
View
B
Retailer 25
-
HK$51,844 HKD
View
Most Expensive
B
NZ Jewellers
9fc7498b-d657-424c-a631-b4c64e9afbe9 · Nov 5
HK$54,015 HKD
$6,892 USD
View
25 more retailers have this diamond
Prices start from HK$23,826 HKDSave up to HK$30,190 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+
1.28ct Oval
HK$23,826 HKD