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Marquise|Natural|GIA

1.22ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 7556938122

Certificate GIA 7556938122

Diamond specifications and retailer prices

From HK$21,811 HKD
As of October 31, 2026
Save HK$19,680 HKD (47%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$41,491 HKD at Helzberg Diamonds · As of November 3, 2026
View at Helzberg Diamonds

About this 1.22ct natural marquise diamond

This 1.22ct natural marquise 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 7556938122. Listed at 14 retailers as of October 31, 2026, with prices from HK$21,811 to HK$41,491, a HK$19,680 spread on the same certified stone. Helzberg Diamonds lists it at HK$41,491. 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

1.22
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle35.51°
Pavilion angle41.66°
OriginNatural
Grading LabGIA
CertificateGIA 7556938122
Dimensions11.26 × 5.49 × 3.44 mm
L/W Ratio2.05
Culet sizeNone
Top View
11.26 mm5.49 mm1.22 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 7556938122
Side View
Table 61.0%Crown 35.51°Girdle: STK-THKPavilion 41.66°Culet: NoneDepth 62.6%

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: Oct 31
Current: HK$41,491 HKD|Low: HK$21,811 HKD|High: HK$44,078 HKD|Avg: HK$29,563 HKD|-5.9%
Helzberg Diamonds
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 5, 2026
Retailer 11HK$21,811 HKD
Retailer 2HK$22,344 HKD
Retailer 12HK$23,512 HKD
Retailer 13HK$23,583 HKD
Retailer 8HK$25,503 HKD
Retailer 5HK$26,279 HKD
Retailer 10HK$27,838 HKD
Retailer 3HK$28,034 HKD
Retailer 4HK$28,693 HKD
Retailer 7HK$29,085 HKD
Retailer 9HK$30,260 HKD
Retailer 14HK$36,789 HKD
Retailer 6HK$39,038 HKD
Helzberg DiamondsHK$41,491 HKD

29 data points across 14 retailers

14 retailersHK$21,811 HKD to HK$41,491 HKD

B+
Cheapest Retailer
-
HK$21,811 HKD
B+
Retailer 2
-
HK$22,344 HKD
View
B+
Retailer 3
-
HK$23,512 HKD
View
B+
Retailer 4
-
HK$23,583 HKD
View
B+
Retailer 5
-
HK$25,503 HKD
View
B
Retailer 6
-
HK$26,279 HKD
View
B+
Retailer 7
-
HK$27,838 HKD
View
B+
Retailer 8
-
HK$28,034 HKD
View
B
Retailer 9
-
HK$28,693 HKD
View
B
Retailer 10
-
HK$29,085 HKD
View
B
Retailer 11
-
HK$30,260 HKD
View
B
Retailer 12
-
HK$36,789 HKD
View
Retailer 13
-
HK$39,038 HKD
View
Price last confirmed 11 days ago
Most Expensive
B
Helzberg Diamonds
XZRNLLMPJOHII · Nov 3
HK$41,491 HKD
$5,294 USD
View
13 more retailers have this diamond
Prices start from HK$21,811 HKDSave up to HK$19,680 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+
1.22ct Marquise
HK$21,811 HKD