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Oval|Natural|IGI

1.21ct K SI1 Oval Natural Diamond

EX • K/SI1 • IGI 762534812

Shape and cutting style on the report: Oval brilliant

Certificate IGI 762534812

Diamond specifications and retailer prices

From HK$8,676 HKD
As of November 6, 2026
Save HK$8,190 HKD (49%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$23,199 HKD at NZ Jewellers · As of September 30, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 762534812. Listed at 14 retailers as of November 4, 2026, with a 94% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 762534812
Dimensions9.17 × 5.75 × 3.60 mm
L/W Ratio1.59
Girdle conditionFaceted
Culet sizePointed
Top View
9.17 mm5.75 mm1.21 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 762534812
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$8,676 HKD|Low: HK$8,676 HKD|High: HK$17,626 HKD|Avg: HK$11,634 HKD|-1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 1HK$8,676 HKD
Retailer 7HK$8,856 HKD
Retailer 2HK$9,515 HKD
Retailer 9HK$9,593 HKD
Retailer 8HK$10,008 HKD
Retailer 3HK$10,102 HKD
Retailer 4HK$10,392 HKD
Retailer 5HK$11,262 HKD
Retailer 10HK$12,916 HKD
Retailer 6HK$16,866 HKD

44 data points across 10 retailers

14 retailersHK$8,676 HKD to HK$16,866 HKD

A
Cheapest Retailer
-
HK$8,676 HKD
A
Retailer 2
-
HK$8,856 HKD
View
Retailer 3
-
HK$9,515 HKD
View
Price last confirmed 36 days ago
Retailer 4
-
HK$9,515 HKD
View
Price last confirmed 21 days ago
A
Retailer 5
-
HK$9,593 HKD
View
Retailer 6
-
HK$9,875 HKD
View
Price last confirmed 38 days ago
A
Retailer 7
-
HK$10,008 HKD
View
A
Retailer 8
-
HK$10,102 HKD
View
A
Retailer 9
-
HK$10,392 HKD
View
Retailer 10
-
HK$10,972 HKD
View
Price last confirmed 38 days ago
A
Retailer 11
-
HK$11,262 HKD
View
A
Retailer 12
-
HK$12,916 HKD
View
B+
Retailer 13
-
HK$16,866 HKD
View
Most Expensive
NZ Jewellers
bfccbb32-3a67-49db-afa6-372b1bd30458 · Sep 30
HK$23,199 HKD
$2,960 USD
View
Price last confirmed 37 days ago
13 more retailers have this diamond
Prices start from HK$8,676 HKDSave up to HK$8,190 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$8,676 HKD