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Marquise|Natural|IGI

1.00ct G SI2 Marquise Natural Diamond

EX • G/SI2 • IGI 803676878

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 803676878

Diamond specifications and retailer prices

From HK$10,588 HKD
As of November 5, 2026
Save HK$9,418 HKD (47%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$20,006 HKD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 803676878. Listed at 7 retailers as of November 5, 2026, with prices from HK$10,588 to HK$20,006, a HK$9,418 spread on the same certified stone. Wholesale Diamonds Direct lists it at HK$20,006. 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

1.00
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 803676878
Dimensions10.80 × 5.06 × 3.21 mm
L/W Ratio2.13
Girdle conditionFaceted
Top View
10.80 mm5.06 mm1.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 803676878
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: HK$12,030 HKD|Low: HK$9,616 HKD|High: HK$21,588 HKD|Avg: HK$15,434 HKD|-7.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 6, 2026
Retailer 6HK$9,616 HKD
Retailer 2HK$10,588 HKD
Retailer 1HK$12,030 HKD
Retailer 4HK$12,226 HKD
Retailer 3HK$13,715 HKD
Retailer 5HK$16,067 HKD
Retailer 9HK$16,380 HKD
Wholesale Diamonds DirectHK$20,006 HKD
Retailer 8HK$20,048 HKD
Retailer 7HK$20,079 HKD

20 data points across 10 retailers

7 retailersHK$10,588 HKD to HK$20,006 HKD

A
Cheapest Retailer
-
HK$10,588 HKD
A
Retailer 2
-
HK$12,030 HKD
View
A
Retailer 3
-
HK$12,226 HKD
View
A
Retailer 4
-
HK$13,715 HKD
View
A
Retailer 5
-
HK$16,067 HKD
View
A
Retailer 6
-
HK$16,380 HKD
View
Most Expensive
A
Wholesale Diamonds Direct
444917127 · Nov 6
HK$20,006 HKD
$2,553 USD
View
6 more retailers have this diamond
Prices start from HK$10,588 HKDSave up to HK$9,418 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
1.00ct Marquise
HK$10,588 HKD