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Marquise|Natural|IGI

0.71ct H SI1 Marquise Natural Diamond

EX • H/SI1 • IGI 706509421

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 706509421

Diamond specifications and retailer prices

From HK$7,328 HKD
As of November 1, 2026
Save HK$7,109 HKD (49%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$24,766 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.71ct natural marquise diamond

This 0.71ct natural marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 706509421. Listed at 16 retailers as of November 1, 2026, with a 97% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.71
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 706509421
Dimensions9.02 × 4.80 × 2.98 mm
L/W Ratio1.88
Girdle conditionFaceted
Culet sizePointed
Top View
9.02 mm4.80 mm0.71 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 706509421
Side View
Table 62.0%Crown 34.3°Girdle: THN-STKPavilion 41.3°Culet: NoneDepth 62.1%

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 1
Current: HK$10,400 HKD|Low: HK$6,129 HKD|High: HK$14,640 HKD|Avg: HK$9,380 HKD|+2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2HK$6,129 HKD
Retailer 7HK$7,328 HKD
Retailer 3HK$7,900 HKD
Retailer 10HK$7,900 HKD
Retailer 8HK$8,198 HKD
Retailer 11HK$8,511 HKD
Retailer 4HK$9,350 HKD
Retailer 9HK$10,071 HKD
Retailer 1HK$10,400 HKD
Retailer 5HK$11,787 HKD
Retailer 6HK$14,436 HKD

44 data points across 11 retailers

16 retailersHK$7,328 HKD to HK$14,436 HKD

B+
Cheapest Retailer
-
HK$7,328 HKD
B+
Retailer 2
-
HK$7,728 HKD
View
B+
Retailer 3
-
HK$7,759 HKD
View
B+
Retailer 4
-
HK$7,900 HKD
View
Retailer 5
-
HK$7,900 HKD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
HK$8,198 HKD
View
B+
Retailer 7
-
HK$8,339 HKD
View
B+
Retailer 8
-
HK$8,511 HKD
View
B+
Retailer 9
-
HK$8,942 HKD
View
B
Retailer 10
-
HK$9,115 HKD
View
B
Retailer 11
-
HK$9,350 HKD
View
B+
Retailer 12
-
HK$10,400 HKD
View
B
Retailer 13
-
HK$11,396 HKD
View
B
Retailer 14
-
HK$11,787 HKD
View
B
Retailer 15
-
HK$14,436 HKD
View
Most Expensive
NZ Jewellers
c6f7919e-0d75-4233-849c-8543fdc5667a · Nov 5
HK$24,766 HKD
$3,160 USD
View
Price under review
15 more retailers have this diamond
Prices start from HK$7,328 HKDSave up to HK$7,109 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+
0.71ct Marquise
HK$7,328 HKD