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Marquise|Natural|GIA

1.02ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 3565590413

Certificate GIA 3565590413

Diamond specifications and retailer prices

From HK$19,466 HKD
As of November 1, 2026
Save HK$15,700 HKD (45%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$35,166 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3565590413. Listed at 12 retailers as of November 1, 2026, with prices from HK$19,466 to HK$35,166, a HK$15,700 spread on the same certified stone. Helzberg Diamonds lists it at HK$35,166. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle38.17°
OriginNatural
Grading LabGIA
CertificateGIA 3565590413
Dimensions10.96 × 5.24 × 3.04 mm
L/W Ratio2.09
Culet sizeNone
Top View
10.96 mm5.24 mm1.02 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3565590413
Side View
Table 59.0%Crown 35.6°Girdle: STK-THKPavilion 38.17°Culet: NDepth 58.0%

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 1
Current: HK$35,166 HKD|Low: HK$19,466 HKD|High: HK$35,166 HKD|Avg: HK$24,406 HKD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 4HK$19,466 HKD
Retailer 8HK$20,101 HKD
Retailer 9HK$20,298 HKD
Retailer 7HK$20,447 HKD
Retailer 5HK$22,079 HKD
Retailer 12HK$22,267 HKD
Retailer 10HK$24,166 HKD
Retailer 11HK$24,848 HKD
Retailer 6HK$25,649 HKD
Retailer 2HK$26,292 HKD
Retailer 3HK$33,024 HKD
Helzberg DiamondsHK$35,166 HKD

9 data points across 12 retailers

12 retailersHK$19,466 HKD to HK$35,166 HKD

A
Cheapest Retailer
-
HK$19,466 HKD
A
Retailer 2
-
HK$20,101 HKD
View
B+
Retailer 3
-
HK$20,298 HKD
View
B+
Retailer 4
-
HK$20,447 HKD
View
B+
Retailer 5
-
HK$22,079 HKD
View
B+
Retailer 6
-
HK$22,267 HKD
View
B+
Retailer 7
-
HK$24,166 HKD
View
B+
Retailer 8
-
HK$24,848 HKD
View
B+
Retailer 9
-
HK$25,649 HKD
View
B+
Retailer 10
-
HK$26,292 HKD
View
Retailer 11
-
HK$33,024 HKD
View
Price last confirmed 19 days ago
Most Expensive
B
Helzberg Diamonds
XZRJLMLLPGKHJ · Nov 3
HK$35,166 HKD
$4,482 USD
View
11 more retailers have this diamond
Prices start from HK$19,466 HKDSave up to HK$15,700 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$19,466 HKD