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Oval|Natural|IGI

0.31ct J SI1 Oval Natural Diamond

VG • J/SI1 • IGI 810632128

Shape and cutting style on the report: Oval brilliant

Certificate IGI 810632128

Diamond specifications and retailer prices

From HK$1,232 HKD
$157 USD
As of October 29, 2026
Save HK$4,331 HKD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$5,563 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.31ct natural oval diamond

This 0.31ct natural oval sits in the sub-half-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 810632128. Listed at 11 retailers as of October 29, 2026, with prices from HK$1,232 to HK$5,563, a HK$4,331 spread on the same certified stone. NZ Jewellers lists it at HK$5,563. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.31
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceFaint
Crown angle40.4°
Pavilion angle39.8°
OriginNatural
Grading LabIGI
CertificateIGI 810632128
Dimensions5.39 × 3.64 × 2.41 mm
L/W Ratio1.48
Girdle conditionFaceted
Top View
5.39 mm3.64 mm0.31 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateIGI 810632128
Side View
Table 57.0%Crown 40.4°Girdle: THN-THKPavilion 39.8°Culet: NoneDepth 66.2%

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 29
Current: HK$5,563 HKD|Low: HK$1,232 HKD|High: HK$5,696 HKD|Avg: HK$2,329 HKD|-2.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 11HK$1,232 HKD
Retailer 9HK$1,326 HKD
Retailer 10HK$1,373 HKD
Retailer 6HK$1,655 HKD
Retailer 4HK$1,805 HKD
Retailer 7HK$1,904 HKD
Retailer 8HK$2,247 HKD
Retailer 2HK$2,487 HKD
Retailer 5HK$2,702 HKD
Retailer 3HK$2,850 HKD
NZ JewellersHK$5,563 HKD

29 data points across 11 retailers

11 retailersHK$1,232 HKD to HK$5,563 HKD

A
Cheapest Retailer
-
HK$1,232 HKD
$157 USD
A
Retailer 2
-
HK$1,326 HKD
$169 USD
View
B+
Retailer 3
-
HK$1,373 HKD
$175 USD
View
B+
Retailer 4
-
HK$1,655 HKD
$211 USD
View
B+
Retailer 5
-
HK$1,805 HKD
£181 GBP
View
B+
Retailer 6
-
HK$1,904 HKD
ZAR 3,921 ZAR
View
B+
Retailer 7
-
HK$2,247 HKD
$286 USD
View
B+
Retailer 8
-
HK$2,487 HKD
£250 GBP
View
B
Retailer 9
-
HK$2,702 HKD
€328 EUR
View
B
Retailer 10
-
HK$2,850 HKD
£286 GBP
View
Most Expensive
C
NZ Jewellers
daf122e2-19aa-43cc-8de9-1d561d7341f8 · Oct 30
HK$5,563 HKD
$709 USD
View
10 more retailers have this diamond
Prices start from HK$1,232 HKDSave up to HK$4,331 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
0.31ct Oval
HK$1,232 HKD