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Oval|Natural|GIA

1.51ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 7558784147

Certificate GIA 7558784147

Diamond specifications and retailer prices

From HK$24,896 HKD
$3,173 USD
As of October 28, 2026
Save HK$20,767 HKD (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$45,663 HKD at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7558784147. Listed at 14 retailers as of October 26, 2026, with prices from HK$24,896 to HK$45,663, a HK$20,767 spread on the same certified stone. Wholesale Diamonds Direct lists it at HK$45,663. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle38.87°
OriginNatural
Grading LabGIA
CertificateGIA 7558784147
Dimensions8.95 × 6.41 × 3.98 mm
L/W Ratio1.40
Culet sizeNone
Top View
8.95 mm6.41 mm1.51 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7558784147
Side View
Table 59.0%Crown 40.3°Girdle: MED-THKPavilion 38.87°Culet: NoneDepth 62.0%

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: Oct 28
Current: HK$29,036 HKD|Low: HK$24,896 HKD|High: HK$49,078 HKD|Avg: HK$32,453 HKD|-4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Wholesale Diamonds Direct
October 29, 2026
Retailer 9HK$24,896 HKD
Retailer 7HK$25,318 HKD
Retailer 8HK$25,360 HKD
Retailer 3HK$26,189 HKD
Retailer 6HK$26,605 HKD
Retailer 1HK$29,036 HKD
Retailer 2HK$29,987 HKD
Retailer 11HK$31,461 HKD
Retailer 10HK$31,775 HKD
Retailer 12HK$32,253 HKD
Retailer 5HK$33,249 HKD
Retailer 4HK$41,982 HKD
Wholesale Diamonds DirectHK$45,663 HKD

36 data points across 13 retailers

14 retailersHK$24,896 HKD to HK$45,663 HKD

A
Cheapest Retailer
-
HK$24,896 HKD
$3,173 USD
A
Retailer 2
-
HK$25,318 HKD
$3,227 USD
View
A
Retailer 3
-
HK$25,360 HKD
SGD 4,368 SGD
View
A
Retailer 4
-
HK$26,189 HKD
$3,338 USD
View
A
Retailer 5
-
HK$26,605 HKD
$3,391 USD
View
A
Retailer 6
-
HK$29,036 HKD
£2,914 GBP
View
B+
Retailer 7
-
HK$29,987 HKD
SGD 5,165 SGD
View
A
Retailer 8
-
HK$31,461 HKD
$4,010 USD
View
A
Retailer 9
-
HK$31,775 HKD
$4,050 USD
View
A
Retailer 10
-
HK$32,253 HKD
$4,111 USD
View
B+
Retailer 11
-
HK$33,249 HKD
€4,036 EUR
View
B+
Retailer 12
-
HK$34,631 HKD
$4,414 USD
View
B+
Retailer 13
-
HK$41,982 HKD
$5,351 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
593994293 · Oct 26
HK$45,663 HKD
$5,820 USD
View
13 more retailers have this diamond
Prices start from HK$24,896 HKDSave up to HK$20,767 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$24,896 HKD