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Marquise|Natural|GIA

1.20ct D I1 Marquise Natural Diamond

EX • D/I1 • GIA 2554200645

Certificate GIA 2554200645

Diamond specifications and retailer prices

From HK$27,367 HKD
$3,488 USD
As of November 1, 2026
Save HK$26,826 HKD (50%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$54,193 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2554200645. Listed at 7 retailers as of October 30, 2026, with prices from HK$27,367 to HK$54,193, a HK$26,826 spread on the same certified stone. NZ Jewellers lists it at HK$54,193. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Colour
I1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554200645
Dimensions10.45 × 5.35 × 3.43 mm
L/W Ratio1.95
Top View
10.45 mm5.35 mm1.20 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554200645
Side View
Table 55.0%CrownGirdle: MED-ETKPavilionCulet: NoneDepth 64.1%

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$54,193 HKD|Low: HK$27,367 HKD|High: HK$56,492 HKD|Avg: HK$36,174 HKD|-4.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7HK$27,367 HKD
Retailer 8HK$29,109 HKD
Retailer 3HK$31,102 HKD
Retailer 4HK$31,102 HKD
Retailer 6HK$31,102 HKD
Retailer 2HK$35,194 HKD
Retailer 5HK$35,888 HKD
Retailer 9HK$43,732 HKD
NZ JewellersHK$54,193 HKD

24 data points across 9 retailers

7 retailersHK$27,367 HKD to HK$54,193 HKD

B+
Cheapest Retailer
-
HK$27,367 HKD
$3,488 USD
B+
Retailer 2
-
HK$31,102 HKD
$3,964 USD
View
B+
Retailer 3
-
HK$31,102 HKD
$3,964 USD
View
B+
Retailer 4
-
HK$31,102 HKD
$3,964 USD
View
B+
Retailer 5
-
HK$35,194 HKD
€4,272 EUR
View
B+
Retailer 6
-
HK$35,888 HKD
$4,574 USD
View
Most Expensive
B
NZ Jewellers
faea9b6e-07c3-4408-892c-43c515d854ef · Oct 30
HK$54,193 HKD
$6,907 USD
View
6 more retailers have this diamond
Prices start from HK$27,367 HKDSave up to HK$26,826 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 Marquise
HK$27,367 HKD