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Oval|Natural|GIA

1.25ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 2537454393

Certificate GIA 2537454393

Diamond specifications and retailer prices

From HK$17,383 HKD
As of November 2, 2026
Save HK$19,883 HKD (53%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$37,267 HKD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.25ct natural oval diamond

This 1.25ct 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 2537454393. Listed at 8 retailers as of November 2, 2026, with prices from HK$17,383 to HK$37,267, a HK$19,883 spread on the same certified stone. NZ Jewellers lists it at HK$37,267. 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

1.25
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle37.54°
Pavilion angle35.69°
OriginNatural
Grading LabGIA
CertificateGIA 2537454393
Dimensions8.79 × 6.06 × 3.46 mm
L/W Ratio1.45
Top View
8.79 mm6.06 mm1.25 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2537454393
Side View
Table 58.0%Crown 37.54°GirdlePavilion 35.69°Culet: NoneDepth 57.1%

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 2
Current: HK$37,267 HKD|Low: HK$17,383 HKD|High: HK$37,988 HKD|Avg: HK$23,124 HKD|-1.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 4HK$17,383 HKD
Retailer 6HK$17,423 HKD
Retailer 5HK$17,822 HKD
Retailer 7HK$17,869 HKD
Retailer 3HK$18,645 HKD
Retailer 9HK$20,322 HKD
Retailer 8HK$22,368 HKD
Retailer 2HK$31,216 HKD
NZ JewellersHK$37,267 HKD

33 data points across 9 retailers

8 retailersHK$17,383 HKD to HK$37,267 HKD

A
Cheapest Retailer
-
HK$17,383 HKD
A
Retailer 2
-
HK$17,423 HKD
View
A
Retailer 3
-
HK$17,822 HKD
View
A
Retailer 4
-
HK$17,869 HKD
View
A
Retailer 5
-
HK$18,645 HKD
View
Retailer 6
-
HK$22,368 HKD
View
Price last confirmed 30 days ago
B
Retailer 7
-
HK$31,216 HKD
View
Most Expensive
B
NZ Jewellers
4834c5c6-569e-487c-8bde-65b0d5e845c8 · Nov 2
HK$37,267 HKD
$4,755 USD
View
7 more retailers have this diamond
Prices start from HK$17,383 HKDSave up to HK$19,883 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
1.25ct Oval
HK$17,383 HKD