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Oval|Natural|GIA

1.51ct J SI2 Oval Natural Diamond

EX • J/SI2 • GIA 2516806773

Certificate GIA 2516806773

Diamond specifications and retailer prices

From HK$30,339 HKD
$3,867 USD
As of November 1, 2026
Save HK$37,306 HKD (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$67,646 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two 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 2516806773. Listed at 17 retailers as of October 30, 2026, with prices from HK$30,339 to HK$67,646, a HK$37,306 spread on the same certified stone. NZ Jewellers lists it at HK$67,646. 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

1.51
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle41.73°
Pavilion angle40.02°
OriginNatural
Grading LabGIA
CertificateGIA 2516806773
Dimensions8.66 × 6.24 × 4.02 mm
L/W Ratio1.39
Top View
8.66 mm6.24 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2516806773
Side View
Table 58.0%Crown 41.73°Girdle: STK-VTKPavilion 40.02°Culet: NoneDepth 64.4%

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 1
Current: HK$67,646 HKD|Low: HK$28,103 HKD|High: HK$67,646 HKD|Avg: HK$41,237 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
Retailer 13
November 2, 2026
Retailer 10HK$30,951 HKD
Retailer 12HK$31,422 HKD
Retailer 11HK$32,466 HKD
Retailer 3HK$35,172 HKD
Retailer 5HK$35,172 HKD
Retailer 13HK$35,172 HKD
Retailer 9HK$35,612 HKD
Retailer 6HK$38,611 HKD
Retailer 4HK$40,586 HKD
Retailer 8HK$42,869 HKD
Retailer 2HK$43,925 HKD
Retailer 7HK$61,847 HKD
NZ JewellersHK$67,646 HKD

42 data points across 13 retailers

17 retailersHK$30,339 HKD to HK$67,646 HKD

A
Cheapest Retailer
-
HK$30,339 HKD
$3,867 USD
B+
Retailer 2
-
HK$30,951 HKD
$3,945 USD
View
Retailer 3
-
HK$31,422 HKD
$4,005 USD
View
Price last confirmed 25 days ago
B+
Retailer 4
-
HK$32,466 HKD
$4,138 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$35,172 HKD
$4,483 USD
View
B+
Retailer 6
-
HK$35,172 HKD
$4,483 USD
View
B+
Retailer 7
-
HK$35,172 HKD
$4,483 USD
View
B+
Retailer 8
-
HK$35,612 HKD
$4,539 USD
View
B+
Retailer 9
-
HK$38,585 HKD
$4,918 USD
View
B+
Retailer 10
-
HK$38,611 HKD
£3,875 GBP
View
B+
Retailer 11
-
HK$38,758 HKD
$4,940 USD
View
B+
Retailer 12
-
HK$38,758 HKD
$4,940 USD
View
B
Retailer 13
-
HK$40,092 HKD
$5,110 USD
View
B
Retailer 14
-
HK$40,586 HKD
$5,173 USD
View
B
Retailer 15
-
HK$43,925 HKD
€5,332 EUR
View
B
Retailer 16
-
HK$61,847 HKD
£6,207 GBP
View
Most Expensive
B
NZ Jewellers
81e1ca6d-241d-4404-9e81-4fb04f3e8600 · Oct 30
HK$67,646 HKD
$8,622 USD
View
16 more retailers have this diamond
Prices start from HK$30,339 HKDSave up to HK$37,306 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
1.51ct Oval
HK$30,339 HKD