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Marquise|Natural|GIA

1.21ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 2235875611

Certificate GIA 2235875611

Diamond specifications and retailer prices

From HK$46,170 HKD
As of November 6, 2026
Save HK$47,934 HKD (51%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$94,104 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 D 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 2235875611. Listed at 15 retailers as of November 5, 2026, with prices from HK$46,170 to HK$94,104, a HK$47,934 spread on the same certified stone. NZ Jewellers lists it at HK$94,104. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.71°
Pavilion angle39.87°
OriginNatural
Grading LabGIA
CertificateGIA 2235875611
Dimensions9.99 × 5.48 × 3.60 mm
L/W Ratio1.82
Culet sizeNone
Top View
9.99 mm5.48 mm1.21 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2235875611
Side View
Table 61.0%Crown 43.71°Girdle: STK-THKPavilion 39.87°Culet: NoneDepth 65.7%

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 6
Current: HK$94,104 HKD|Low: HK$51,931 HKD|High: HK$94,104 HKD|Avg: HK$64,611 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8HK$51,931 HKD
Retailer 3HK$53,420 HKD
Retailer 6HK$54,603 HKD
Retailer 9HK$56,265 HKD
Retailer 7HK$57,127 HKD
Retailer 2HK$61,132 HKD
Retailer 4HK$68,648 HKD
Retailer 5HK$80,890 HKD
NZ JewellersHK$94,104 HKD

45 data points across 9 retailers

15 retailersHK$46,170 HKD to HK$94,104 HKD

B+
Cheapest Retailer
-
HK$46,170 HKD
B+
Retailer 2
-
HK$47,604 HKD
View
B+
Retailer 3
-
HK$49,070 HKD
View
Retailer 4
-
HK$51,931 HKD
View
Price last confirmed 9 days ago
B
Retailer 5
-
HK$52,040 HKD
View
B+
Retailer 6
-
HK$53,420 HKD
View
Retailer 7
-
HK$54,603 HKD
View
Price last confirmed 16 days ago
B
Retailer 8
-
HK$56,265 HKD
View
B
Retailer 9
-
HK$57,127 HKD
View
B
Retailer 10
-
HK$57,527 HKD
View
B
Retailer 11
-
HK$61,132 HKD
View
B
Retailer 12
-
HK$64,917 HKD
View
B
Retailer 13
-
HK$68,648 HKD
View
B
Retailer 14
-
HK$80,890 HKD
View
Most Expensive
B
NZ Jewellers
73d8b48a-968c-47cf-8063-b3b856ef1991 · Nov 5
HK$94,104 HKD
$12,007 USD
View
14 more retailers have this diamond
Prices start from HK$46,170 HKDSave up to HK$47,934 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$46,170 HKD