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Oval|Natural|GIA

1.20ct I SI2 Oval Natural Diamond

ID • I/SI2 • GIA 2556450165

Certificate GIA 2556450165

Diamond specifications and retailer prices

From HK$20,009 HKD
As of November 6, 2026
Save HK$25,456 HKD (56%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$45,465 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural oval diamond

This 1.2ct natural oval sits in the classic one-carat band, graded I 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 2556450165. Listed at 20 retailers as of November 5, 2026, with prices from HK$20,009 to HK$45,465, a HK$25,456 spread on the same certified stone. NZ Jewellers lists it at HK$45,465. 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

1.20
Carat
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle42.07°
Pavilion angle35.73°
OriginNatural
Grading LabGIA
CertificateGIA 2556450165
Dimensions8.07 × 5.76 × 3.67 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Feather, Pinpoint, Cloud
Top View
8.07 mm5.76 mm1.20 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556450165
Side View
Table 63.0%Crown 42.07°Girdle: THK-VTKPavilion 35.73°Culet: NoneDepth 63.7%

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$20,009 HKD|Low: HK$20,009 HKD|High: HK$43,874 HKD|Avg: HK$26,754 HKD|-3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1HK$20,009 HKD
Retailer 7HK$20,064 HKD
Retailer 5HK$22,924 HKD
Retailer 9HK$24,084 HKD
Retailer 8HK$24,899 HKD
Retailer 2HK$25,660 HKD
Retailer 4HK$27,000 HKD
Retailer 3HK$30,386 HKD
Retailer 6HK$43,521 HKD

28 data points across 9 retailers

20 retailersHK$20,009 HKD to HK$45,465 HKD

A
Cheapest Retailer
-
HK$20,009 HKD
A
Retailer 2
-
HK$20,064 HKD
View
B+
Retailer 3
-
HK$22,282 HKD
View
B+
Retailer 4
-
HK$22,924 HKD
View
B+
Retailer 5
-
HK$23,167 HKD
View
B+
Retailer 6
-
HK$24,084 HKD
View
Final sale: no returns
B+
Retailer 7
-
HK$24,899 HKD
View
B+
Retailer 8
-
HK$25,660 HKD
View
B+
Retailer 9
-
HK$26,099 HKD
View
Retailer 10
-
HK$26,099 HKD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
HK$27,000 HKD
View
B
Retailer 12
-
HK$27,102 HKD
View
B
Retailer 13
-
HK$27,219 HKD
View
B
Retailer 14
-
HK$27,901 HKD
View
B
Retailer 15
-
HK$27,925 HKD
View
B
Retailer 16
-
HK$30,111 HKD
View
B+
Retailer 17
-
HK$30,386 HKD
View
B
Retailer 18
-
HK$38,811 HKD
View
B
Retailer 19
-
HK$43,521 HKD
View
Most Expensive
B
NZ Jewellers
a1294cdc-a426-4a6d-b4d7-04d2520b6c20 · Nov 5
HK$45,465 HKD
$5,801 USD
View
19 more retailers have this diamond
Prices start from HK$20,009 HKDSave up to HK$25,456 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
1.20ct Oval
HK$20,009 HKD