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Oval|Natural|GIA

1.20ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 5566226691

Certificate GIA 5566226691

Diamond specifications and retailer prices

From HK$18,166 HKD
₹220,501 INR
As of November 1, 2026
Save HK$23,944 HKD (57%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$42,110 HKD at NZ Jewellers · As of October 30, 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 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 5566226691. Listed at 21 retailers as of October 30, 2026, with prices from HK$18,166 to HK$42,110, a HK$23,944 spread on the same certified stone. NZ Jewellers lists it at HK$42,110. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5566226691
Dimensions8.50 × 5.87 × 3.70 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Pinpoint, Natural
Top View
8.50 mm5.87 mm1.20 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5566226691
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 63.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$42,110 HKD|Low: HK$18,123 HKD|High: HK$42,110 HKD|Avg: HK$26,829 HKD
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
Retailer 14
November 2, 2026
Retailer 7HK$18,166 HKD
Retailer 6HK$19,168 HKD
Retailer 8HK$23,576 HKD
Retailer 3HK$24,166 HKD
Retailer 5HK$24,166 HKD
Retailer 12HK$24,911 HKD
Retailer 13HK$25,100 HKD
Retailer 2HK$25,255 HKD
Retailer 14HK$25,955 HKD
Retailer 11HK$26,503 HKD
Retailer 4HK$27,885 HKD
Retailer 10HK$29,709 HKD
Retailer 9HK$40,416 HKD
NZ JewellersHK$42,110 HKD

30 data points across 14 retailers

21 retailersHK$18,166 HKD to HK$42,110 HKD

B+
Cheapest Retailer
-
HK$18,166 HKD
₹220,501 INR
B+
Retailer 2
-
HK$19,168 HKD
$2,443 USD
View
Final sale: no returns
B
Retailer 3
-
HK$20,635 HKD
$2,630 USD
View
B+
Retailer 4
-
HK$21,647 HKD
$2,759 USD
View
B
Retailer 5
-
HK$23,020 HKD
$2,934 USD
View
B
Retailer 6
-
HK$23,499 HKD
$2,995 USD
View
B+
Retailer 7
-
HK$23,576 HKD
£2,366 GBP
View
B
Retailer 8
-
HK$24,166 HKD
$3,080 USD
View
B
Retailer 9
-
HK$24,166 HKD
$3,080 USD
View
B
Retailer 10
-
HK$24,911 HKD
$3,175 USD
View
B
Retailer 11
-
HK$25,100 HKD
$3,199 USD
View
B
Retailer 12
-
HK$25,255 HKD
£2,534 GBP
View
Retailer 13
-
HK$25,611 HKD
A$5,022 AUD
View
Price last confirmed 37 days ago
B
Retailer 14
-
HK$25,955 HKD
$3,308 USD
View
B
Retailer 15
-
HK$26,503 HKD
€3,217 EUR
View
B
Retailer 16
-
HK$26,912 HKD
$3,430 USD
View
B
Retailer 17
-
HK$27,171 HKD
$3,463 USD
View
B
Retailer 18
-
HK$27,885 HKD
$3,554 USD
View
B
Retailer 19
-
HK$29,709 HKD
ZAR 61,170 ZAR
View
B
Retailer 20
-
HK$40,416 HKD
£4,056 GBP
View
Most Expensive
B
NZ Jewellers
f17d93bc-fafd-4da0-a1e8-e7dd0dfa4db8 · Oct 30
HK$42,110 HKD
$5,367 USD
View
20 more retailers have this diamond
Prices start from HK$18,166 HKDSave up to HK$23,944 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.

B+
1.20ct Oval
HK$18,166 HKD