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Marquise|Natural|GIA

1.02ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 7558906414

Certificate GIA 7558906414

Diamond specifications and retailer prices

From HK$19,774 HKD
As of November 3, 2026
Save HK$16,835 HKD (46%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$36,608 HKD at Helzberg Diamonds · As of November 3, 2026
View at Helzberg Diamonds

About this 1.02ct natural marquise diamond

This 1.02ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7558906414. Listed at 15 retailers as of November 3, 2026, with prices from HK$19,774 to HK$36,608, a HK$16,835 spread on the same certified stone. Helzberg Diamonds lists it at HK$36,608. 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

1.02
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.77°
Pavilion angle38.19°
OriginNatural
Grading LabGIA
CertificateGIA 7558906414
Dimensions9.86 × 5.17 × 3.20 mm
L/W Ratio1.91
Culet sizeNone
Top View
9.86 mm5.17 mm1.02 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7558906414
Side View
Table 59.0%Crown 39.77°Girdle: STK-THKPavilion 38.19°Culet: NDepth 61.9%

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 3
Current: HK$36,608 HKD|Low: HK$19,774 HKD|High: HK$37,345 HKD|Avg: HK$25,538 HKD|-2.0%
Helzberg Diamonds
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
November 5, 2026
Retailer 5HK$19,774 HKD
Retailer 2HK$20,119 HKD
Retailer 12HK$21,137 HKD
Retailer 6HK$21,365 HKD
Retailer 7HK$21,733 HKD
Retailer 9HK$22,760 HKD
Retailer 4HK$23,175 HKD
Retailer 15HK$24,915 HKD
Retailer 8HK$25,158 HKD
Retailer 11HK$25,660 HKD
Retailer 3HK$25,738 HKD
Retailer 14HK$26,710 HKD
Retailer 10HK$32,470 HKD
Retailer 13HK$34,508 HKD
Helzberg DiamondsHK$36,608 HKD

37 data points across 15 retailers

15 retailersHK$19,774 HKD to HK$36,608 HKD

A
Cheapest Retailer
-
HK$19,774 HKD
A
Retailer 2
-
HK$20,119 HKD
View
B+
Retailer 3
-
HK$21,137 HKD
View
B+
Retailer 4
-
HK$21,365 HKD
View
B+
Retailer 5
-
HK$21,733 HKD
View
B+
Retailer 6
-
HK$22,760 HKD
View
B+
Retailer 7
-
HK$23,175 HKD
View
B+
Retailer 8
-
HK$24,915 HKD
View
B+
Retailer 9
-
HK$25,158 HKD
View
B+
Retailer 10
-
HK$25,660 HKD
View
B+
Retailer 11
-
HK$25,738 HKD
View
B+
Retailer 12
-
HK$26,710 HKD
View
B
Retailer 13
-
HK$32,470 HKD
View
B
Retailer 14
-
HK$34,508 HKD
View
Most Expensive
B
Helzberg Diamonds
XZRNLLOPGMKHK · Nov 3
HK$36,608 HKD
$4,671 USD
View
14 more retailers have this diamond
Prices start from HK$19,774 HKDSave up to HK$16,835 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
1.02ct Marquise
HK$19,774 HKD