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Marquise|Natural|IGI

0.50ct E SI2 Marquise Natural Diamond

VG • E/SI2 • IGI 815681709

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 815681709

Diamond specifications and retailer prices

From HK$3,318 HKD
₹40,273 INR
As of October 31, 2026
Save HK$10,671 HKD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$13,989 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.5ct natural marquise diamond

This 0.5ct natural marquise sits in the half to three-quarter carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 815681709. Listed at 15 retailers as of October 30, 2026, with prices from HK$3,318 to HK$13,989, a HK$10,671 spread on the same certified stone. NZ Jewellers lists it at HK$13,989. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.50
Carat
E
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle34.3°
OriginNatural
Grading LabIGI
CertificateIGI 815681709
Dimensions7.77 × 4.06 × 2.52 mm
L/W Ratio1.91
Girdle conditionFaceted
Top View
7.77 mm4.06 mm0.50 ctE / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 815681709
Side View
Table 60.0%Crown 39.8°Girdle: MED-THKPavilion 34.3°Culet: NoneDepth 62.1%

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: Oct 31
Current: HK$13,989 HKD|Low: HK$3,318 HKD|High: HK$13,989 HKD|Avg: HK$5,930 HKD
NZ Jewellers
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
October 31, 2026
Retailer 2HK$3,318 HKD
Retailer 4HK$4,119 HKD
Retailer 13HK$4,464 HKD
Retailer 3HK$4,802 HKD
Retailer 5HK$4,802 HKD
Retailer 12HK$5,147 HKD
Retailer 7HK$5,334 HKD
Retailer 10HK$5,344 HKD
Retailer 9HK$5,421 HKD
Retailer 14HK$5,494 HKD
Retailer 11HK$5,590 HKD
Retailer 8HK$6,030 HKD
Retailer 6HK$10,313 HKD
NZ JewellersHK$13,989 HKD

8 data points across 14 retailers

15 retailersHK$3,318 HKD to HK$13,989 HKD

A
Cheapest Retailer
-
HK$3,318 HKD
₹40,273 INR
A
Retailer 2
-
HK$4,119 HKD
$525 USD
View
A
Retailer 3
-
HK$4,119 HKD
$525 USD
View
Final sale: no returns
A
Retailer 4
-
HK$4,464 HKD
$569 USD
View
A
Retailer 5
-
HK$4,802 HKD
$612 USD
View
A
Retailer 6
-
HK$4,802 HKD
$612 USD
View
B+
Retailer 7
-
HK$5,147 HKD
$656 USD
View
A
Retailer 8
-
HK$5,334 HKD
$680 USD
View
A
Retailer 9
-
HK$5,344 HKD
£536 GBP
View
A
Retailer 10
-
HK$5,421 HKD
$691 USD
View
B+
Retailer 11
-
HK$5,494 HKD
$700 USD
View
A
Retailer 12
-
HK$5,590 HKD
£561 GBP
View
B+
Retailer 13
-
HK$6,030 HKD
€732 EUR
View
B
Retailer 14
-
HK$10,313 HKD
£1,035 GBP
View
Most Expensive
C
NZ Jewellers
ee3451cc-0739-412f-a76a-c6269ae611e6 · Oct 30
HK$13,989 HKD
$1,783 USD
View
14 more retailers have this diamond
Prices start from HK$3,318 HKDSave up to HK$10,671 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
0.50ct Marquise
HK$3,318 HKD