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Marquise|Natural|GIA

1.21ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 2245012124

Certificate GIA 2245012124

Diamond specifications and retailer prices

From HK$39,775 HKD
As of November 5, 2026
Save HK$46,240 HKD (54%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$86,015 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2245012124. Listed at 19 retailers as of November 5, 2026, with prices from HK$39,775 to HK$86,015, a HK$46,240 spread on the same certified stone. NZ Jewellers lists it at HK$86,015. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38.85°
Pavilion angle40.41°
OriginNatural
Grading LabGIA
CertificateGIA 2245012124
Dimensions10.52 × 5.54 × 3.55 mm
L/W Ratio1.90
Culet sizeNone
Top View
10.52 mm5.54 mm1.21 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2245012124
Side View
Table 60.0%Crown 38.85°Girdle: STK-THKPavilion 40.41°Culet: NoneDepth 64.2%

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$86,015 HKD|Low: HK$25,379 HKD|High: HK$86,015 HKD|Avg: HK$49,512 HKD
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
Retailer 26
Retailer 27
November 6, 2026
Retailer 17HK$25,379 HKD
Retailer 12HK$37,312 HKD
Retailer 16HK$37,555 HKD
Retailer 25HK$39,775 HKD
Retailer 7HK$40,630 HKD
Retailer 27HK$41,525 HKD
Retailer 20HK$42,545 HKD
Retailer 26HK$43,007 HKD
Retailer 8HK$43,462 HKD
Retailer 14HK$43,635 HKD
Retailer 18HK$44,043 HKD
Retailer 23HK$46,593 HKD
Retailer 5HK$48,609 HKD
Retailer 13HK$48,844 HKD
Retailer 2HK$49,888 HKD
Retailer 15HK$50,806 HKD
Retailer 10HK$51,935 HKD
Retailer 11HK$51,935 HKD
Retailer 4HK$52,657 HKD
Retailer 9HK$53,661 HKD
Retailer 21HK$53,755 HKD
Retailer 24HK$55,787 HKD
Retailer 6HK$56,697 HKD
Retailer 19HK$58,039 HKD
Retailer 22HK$62,746 HKD
Retailer 3HK$76,169 HKD
NZ JewellersHK$86,015 HKD

5 data points across 27 retailers

19 retailersHK$39,775 HKD to HK$86,015 HKD

B+
Cheapest Retailer
-
HK$39,775 HKD
Retailer 2
-
HK$40,630 HKD
View
Price last confirmed 14 days ago
B+
Retailer 3
-
HK$42,545 HKD
View
B+
Retailer 4
-
HK$43,007 HKD
View
Final sale: no returns
B+
Retailer 5
-
HK$43,462 HKD
View
B+
Retailer 6
-
HK$46,593 HKD
View
B
Retailer 7
-
HK$48,609 HKD
View
B+
Retailer 8
-
HK$48,844 HKD
View
B+
Retailer 9
-
HK$49,888 HKD
View
B
Retailer 10
-
HK$51,935 HKD
View
B
Retailer 11
-
HK$51,935 HKD
View
B
Retailer 12
-
HK$52,657 HKD
View
B
Retailer 13
-
HK$53,661 HKD
View
B
Retailer 14
-
HK$53,755 HKD
View
Retailer 15
-
HK$53,755 HKD
View
Price last confirmed 16 days ago
Retailer 16
-
HK$56,697 HKD
View
Price last confirmed 14 days ago
B
Retailer 17
-
HK$62,746 HKD
View
Retailer 18
-
HK$76,169 HKD
View
Price last confirmed 16 days ago
Most Expensive
B
NZ Jewellers
37fadd84-ff04-4ea0-ab27-69096abcf447 · Nov 5
HK$86,015 HKD
$10,964 USD
View
18 more retailers have this diamond
Prices start from HK$39,775 HKDSave up to HK$46,240 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+
1.21ct Marquise
HK$39,775 HKD