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Marquise|Natural|GIA

1.20ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 2556199559

Certificate GIA 2556199559

Diamond specifications and retailer prices

From HK$22,258 HKD
As of November 4, 2026
Save HK$17,514 HKD (44%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$39,772 HKD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise 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 2556199559. Listed at 11 retailers as of November 4, 2026, with prices from HK$22,258 to HK$39,772, a HK$17,514 spread on the same certified stone. Wholesale Diamonds Direct lists it at HK$39,772. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.64°
Pavilion angle39.18°
OriginNatural
Grading LabGIA
CertificateGIA 2556199559
Dimensions11.28 × 5.34 × 3.34 mm
L/W Ratio2.11
Top View
11.28 mm5.34 mm1.20 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556199559
Side View
Table 59.0%Crown 39.64°Girdle: MED-THKPavilion 39.18°Culet: NoneDepth 62.5%

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 4
Current: HK$25,981 HKD|Low: HK$22,258 HKD|High: HK$43,868 HKD|Avg: HK$28,319 HKD|-5.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 7, 2026
Retailer 5HK$22,258 HKD
Retailer 4HK$22,799 HKD
Retailer 2HK$23,685 HKD
Retailer 6HK$23,998 HKD
Retailer 1HK$25,981 HKD
Retailer 9HK$26,812 HKD
Retailer 7HK$28,583 HKD
Retailer 8HK$29,210 HKD
Retailer 3HK$29,610 HKD
Wholesale Diamonds DirectHK$39,772 HKD

40 data points across 10 retailers

11 retailersHK$22,258 HKD to HK$39,772 HKD

A
Cheapest Retailer
-
HK$22,258 HKD
A
Retailer 2
-
HK$22,799 HKD
View
A
Retailer 3
-
HK$23,685 HKD
View
A
Retailer 4
-
HK$23,998 HKD
View
B+
Retailer 5
-
HK$25,981 HKD
View
B+
Retailer 6
-
HK$26,812 HKD
View
B+
Retailer 7
-
HK$28,583 HKD
View
B+
Retailer 8
-
HK$29,210 HKD
View
B+
Retailer 9
-
HK$29,610 HKD
View
B
Retailer 10
-
HK$32,212 HKD
View
Most Expensive
B
Wholesale Diamonds Direct
369337227 · Nov 6
HK$39,772 HKD
$5,075 USD
View
10 more retailers have this diamond
Prices start from HK$22,258 HKDSave up to HK$17,514 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 Marquise
HK$22,258 HKD