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Oval|Natural|IGI

1.21ct J SI2 Oval Natural Diamond

EX • J/SI2 • IGI 731572279

Shape and cutting style on the report: Oval brilliant

Certificate IGI 731572279

Diamond specifications and retailer prices

From HK$9,170 HKD
As of November 6, 2026
Save HK$20,879 HKD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$30,049 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural oval diamond

This 1.21ct natural oval sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 731572279. Listed at 14 retailers as of November 5, 2026, with prices from HK$9,170 to HK$30,049, a HK$20,879 spread on the same certified stone. NZ Jewellers lists it at HK$30,049. 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

1.21
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle37.3°
Pavilion angle39.5°
OriginNatural
Grading LabIGI
CertificateIGI 731572279
Dimensions8.33 × 5.94 × 3.76 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Top View
8.33 mm5.94 mm1.21 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 731572279
Side View
Table 58.0%Crown 37.3°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 63.3%

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 6
Current: HK$30,049 HKD|Low: HK$8,762 HKD|High: HK$30,268 HKD|Avg: HK$13,367 HKD|-0.7%
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 6, 2026
Retailer 6HK$9,170 HKD
Retailer 2HK$11,419 HKD
Retailer 4HK$11,693 HKD
Retailer 7HK$12,273 HKD
Retailer 10HK$12,320 HKD
Retailer 5HK$12,375 HKD
Retailer 3HK$12,893 HKD
Retailer 12HK$12,987 HKD
Retailer 8HK$13,386 HKD
Retailer 9HK$14,217 HKD
Retailer 13HK$16,270 HKD
Retailer 11HK$21,686 HKD
NZ JewellersHK$30,049 HKD

45 data points across 13 retailers

14 retailersHK$9,170 HKD to HK$30,049 HKD

A
Cheapest Retailer
-
HK$9,170 HKD
A
Retailer 2
-
HK$11,419 HKD
View
Retailer 3
-
HK$11,693 HKD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
HK$12,203 HKD
View
A
Retailer 5
-
HK$12,273 HKD
View
A
Retailer 6
-
HK$12,320 HKD
View
B+
Retailer 7
-
HK$12,375 HKD
View
B+
Retailer 8
-
HK$12,893 HKD
View
B+
Retailer 9
-
HK$12,987 HKD
View
B+
Retailer 10
-
HK$13,386 HKD
View
B+
Retailer 11
-
HK$14,217 HKD
View
B+
Retailer 12
-
HK$16,270 HKD
View
B
Retailer 13
-
HK$21,686 HKD
View
Most Expensive
B
NZ Jewellers
7b9e4469-93ea-45f1-b4d4-7fdcf99e0cc0 · Nov 5
HK$30,049 HKD
$3,834 USD
View
13 more retailers have this diamond
Prices start from HK$9,170 HKDSave up to HK$20,879 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
1.21ct Oval
HK$9,170 HKD