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Marquise|Natural|GIA

1.21ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 1567588621

Certificate GIA 1567588621

Diamond specifications and retailer prices

From HK$41,178 HKD
As of November 4, 2026
Save HK$33,679 HKD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$74,857 HKD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

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 1567588621. Listed at 15 retailers as of November 4, 2026, with prices from HK$41,178 to HK$74,857, a HK$33,679 spread on the same certified stone. Wholesale Diamonds Direct lists it at HK$74,857. 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 angle39.76°
Pavilion angle40.69°
OriginNatural
Grading LabGIA
CertificateGIA 1567588621
Dimensions10.43 × 5.51 × 3.55 mm
L/W Ratio1.89
Culet sizeNone
Top View
10.43 mm5.51 mm1.21 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1567588621
Side View
Table 60.0%Crown 39.76°Girdle: MED-THKPavilion 40.69°Culet: NoneDepth 64.4%

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 4
Current: HK$58,365 HKD|Low: HK$41,178 HKD|High: HK$74,857 HKD|Avg: HK$52,093 HKD
Retailer 1
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
Wholesale Diamonds Direct
November 6, 2026
Retailer 5HK$41,178 HKD
Retailer 10HK$41,907 HKD
Retailer 12HK$42,306 HKD
Retailer 9HK$43,090 HKD
Retailer 14HK$43,560 HKD
Retailer 13HK$44,164 HKD
Retailer 6HK$44,556 HKD
Retailer 8HK$46,531 HKD
Retailer 4HK$52,064 HKD
Retailer 7HK$52,213 HKD
Retailer 2HK$52,291 HKD
Retailer 1HK$58,365 HKD
Retailer 3HK$67,590 HKD
Retailer 11HK$70,952 HKD
Wholesale Diamonds DirectHK$74,857 HKD

23 data points across 15 retailers

15 retailersHK$41,178 HKD to HK$74,857 HKD

B+
Cheapest Retailer
-
HK$41,178 HKD
B+
Retailer 2
-
HK$41,907 HKD
View
B+
Retailer 3
-
HK$42,306 HKD
View
B+
Retailer 4
-
HK$43,090 HKD
View
B+
Retailer 5
-
HK$43,560 HKD
View
B+
Retailer 6
-
HK$44,164 HKD
View
B+
Retailer 7
-
HK$44,556 HKD
View
B+
Retailer 8
-
HK$46,531 HKD
View
B
Retailer 9
-
HK$52,064 HKD
View
B
Retailer 10
-
HK$52,213 HKD
View
B
Retailer 11
-
HK$52,291 HKD
View
B
Retailer 12
-
HK$58,365 HKD
View
B
Retailer 13
-
HK$67,590 HKD
View
B
Retailer 14
-
HK$70,952 HKD
View
Most Expensive
B
Wholesale Diamonds Direct
545946513 · Nov 6
HK$74,857 HKD
$9,551 USD
View
14 more retailers have this diamond
Prices start from HK$41,178 HKDSave up to HK$33,679 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$41,178 HKD