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Marquise|Natural|GIA

1.20ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 7542999402

Certificate GIA 7542999402

Diamond specifications and retailer prices

From HK$20,260 HKD
As of November 5, 2026
Save HK$26,349 HKD (57%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$46,609 HKD at NZ Jewellers · As of November 5, 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 J 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 7542999402. Listed at 22 retailers as of November 5, 2026, with prices from HK$20,260 to HK$46,609, a HK$26,349 spread on the same certified stone. NZ Jewellers lists it at HK$46,609. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle36°
OriginNatural
Grading LabGIA
CertificateGIA 7542999402
Dimensions9.97 × 5.39 × 3.57 mm
L/W Ratio1.85
Girdle conditionFaceted
Top View
9.97 mm5.39 mm1.20 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7542999402
Side View
Table 62.0%Crown 41.1°Girdle: MED-VTKPavilion 36°Culet: NoneDepth 66.2%

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 5
Current: HK$46,609 HKD|Low: HK$19,883 HKD|High: HK$46,766 HKD|Avg: HK$28,561 HKD|-0.3%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 7, 2026
Retailer 21HK$20,260 HKD
Retailer 16HK$21,702 HKD
Retailer 14HK$22,376 HKD
Retailer 4HK$22,454 HKD
Retailer 20HK$23,081 HKD
Retailer 3HK$24,233 HKD
Retailer 5HK$25,166 HKD
Retailer 12HK$25,440 HKD
Retailer 17HK$26,655 HKD
Retailer 6HK$26,804 HKD
Retailer 11HK$26,804 HKD
Retailer 13HK$27,682 HKD
Retailer 7HK$27,744 HKD
Retailer 19HK$27,964 HKD
Retailer 10HK$28,998 HKD
Retailer 8HK$29,523 HKD
Retailer 15HK$30,409 HKD
Retailer 18HK$31,138 HKD
Retailer 22HK$31,749 HKD
Retailer 9HK$32,400 HKD
Retailer 2HK$44,501 HKD
NZ JewellersHK$46,609 HKD

26 data points across 22 retailers

22 retailersHK$20,260 HKD to HK$46,609 HKD

B+
Cheapest Retailer
-
HK$20,260 HKD
B+
Retailer 2
-
HK$21,702 HKD
View
B+
Retailer 3
-
HK$22,376 HKD
View
Final sale: no returns
B+
Retailer 4
-
HK$22,454 HKD
View
B+
Retailer 5
-
HK$23,081 HKD
View
B
Retailer 6
-
HK$24,233 HKD
View
B
Retailer 7
-
HK$25,166 HKD
View
B
Retailer 8
-
HK$25,440 HKD
View
B+
Retailer 9
-
HK$26,655 HKD
View
B+
Retailer 10
-
HK$26,804 HKD
View
B+
Retailer 11
-
HK$26,804 HKD
View
B+
Retailer 12
-
HK$27,682 HKD
View
B
Retailer 13
-
HK$27,744 HKD
View
B
Retailer 14
-
HK$27,964 HKD
View
B
Retailer 15
-
HK$28,998 HKD
View
B
Retailer 16
-
HK$29,523 HKD
View
Retailer 17
-
HK$30,409 HKD
View
Price last confirmed 25 days ago
B
Retailer 18
-
HK$31,138 HKD
View
B
Retailer 19
-
HK$31,749 HKD
View
Retailer 20
-
HK$32,400 HKD
View
Price last confirmed 9 days ago
B
Retailer 21
-
HK$44,501 HKD
View
Most Expensive
B
NZ Jewellers
20c75f28-2956-4641-a9e3-2d0ac41794c5 · Nov 5
HK$46,609 HKD
$5,947 USD
View
21 more retailers have this diamond
Prices start from HK$20,260 HKDSave up to HK$26,349 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$20,260 HKD