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Marquise|Natural|GIA

1.21ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 2241069318

Certificate GIA 2241069318

Diamond specifications and retailer prices

From HK$20,385 HKD
As of November 5, 2026
Save HK$20,073 HKD (50%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$40,458 HKD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise sits in the classic one-carat band, graded I 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 2241069318. Listed at 11 retailers as of November 5, 2026, with prices from HK$20,385 to HK$40,458, a HK$20,073 spread on the same certified stone. Wholesale Diamonds Direct lists it at HK$40,458. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.79°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 2241069318
Dimensions10.52 × 5.55 × 3.56 mm
L/W Ratio1.90
Culet sizeNone
Top View
10.52 mm5.55 mm1.21 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2241069318
Side View
Table 58.0%Crown 39.79°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 64.1%

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 5
Current: HK$24,319 HKD|Low: HK$20,275 HKD|High: HK$42,060 HKD|Avg: HK$29,228 HKD|-4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
November 6, 2026
Retailer 5HK$20,385 HKD
Retailer 6HK$22,556 HKD
Retailer 3HK$23,982 HKD
Retailer 1HK$24,319 HKD
Retailer 2HK$25,119 HKD
Retailer 10HK$27,164 HKD
Retailer 8HK$28,944 HKD
Retailer 9HK$29,555 HKD
Retailer 4HK$30,002 HKD
Retailer 7HK$38,051 HKD
Wholesale Diamonds DirectHK$40,458 HKD

28 data points across 11 retailers

11 retailersHK$20,385 HKD to HK$40,458 HKD

A
Cheapest Retailer
-
HK$20,385 HKD
A
Retailer 2
-
HK$22,556 HKD
View
A
Retailer 3
-
HK$23,982 HKD
View
A
Retailer 4
-
HK$24,319 HKD
View
B+
Retailer 5
-
HK$25,119 HKD
View
B+
Retailer 6
-
HK$27,164 HKD
View
B+
Retailer 7
-
HK$28,944 HKD
View
B+
Retailer 8
-
HK$29,555 HKD
View
B+
Retailer 9
-
HK$30,002 HKD
View
B
Retailer 10
-
HK$38,051 HKD
View
Most Expensive
B
Wholesale Diamonds Direct
643534456 · Nov 6
HK$40,458 HKD
$5,162 USD
View
10 more retailers have this diamond
Prices start from HK$20,385 HKDSave up to HK$20,073 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 Marquise
HK$20,385 HKD