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Marquise|Natural|GIA

1.01ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 1553986435

Certificate GIA 1553986435

Diamond specifications and retailer prices

From HK$19,272 HKD
As of November 5, 2026
Save HK$15,785 HKD (45%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$35,057 HKD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1553986435. Listed at 11 retailers as of November 5, 2026, with prices from HK$19,272 to HK$35,057, a HK$15,785 spread on the same certified stone. Helzberg Diamonds lists it at HK$35,057. 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

1.01
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.53°
Pavilion angle40.82°
OriginNatural
Grading LabGIA
CertificateGIA 1553986435
Dimensions9.99 × 5.27 × 3.33 mm
L/W Ratio1.90
Culet sizeNone
Top View
9.99 mm5.27 mm1.01 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553986435
Side View
Table 59.0%Crown 37.53°Girdle: STK-THKPavilion 40.82°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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$35,057 HKD|Low: HK$19,162 HKD|High: HK$36,326 HKD|Avg: HK$24,516 HKD|-3.5%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 5HK$19,272 HKD
Retailer 11HK$19,664 HKD
Retailer 6HK$20,401 HKD
Retailer 3HK$20,463 HKD
Retailer 4HK$21,678 HKD
Retailer 10HK$22,203 HKD
Retailer 8HK$23,912 HKD
Retailer 9HK$24,798 HKD
Retailer 2HK$26,169 HKD
Retailer 7HK$33,332 HKD
Helzberg DiamondsHK$35,057 HKD

44 data points across 11 retailers

11 retailersHK$19,272 HKD to HK$35,057 HKD

A
Cheapest Retailer
-
HK$19,272 HKD
A
Retailer 2
-
HK$19,664 HKD
View
A
Retailer 3
-
HK$20,401 HKD
View
A
Retailer 4
-
HK$20,463 HKD
View
A
Retailer 5
-
HK$21,678 HKD
View
A
Retailer 6
-
HK$22,203 HKD
View
A
Retailer 7
-
HK$23,912 HKD
View
A
Retailer 8
-
HK$24,798 HKD
View
A
Retailer 9
-
HK$26,169 HKD
View
B+
Retailer 10
-
HK$33,332 HKD
View
Most Expensive
B
Helzberg Diamonds
XZRHLLJPOMKJL · Nov 6
HK$35,057 HKD
$4,473 USD
View
10 more retailers have this diamond
Prices start from HK$19,272 HKDSave up to HK$15,785 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.

A
1.01ct Marquise
HK$19,272 HKD