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Marquise|Natural|GIA

0.50ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 6555998638

Certificate GIA 6555998638

Diamond specifications and retailer prices

From $770 CAD
HK$4,300 HKD
As of October 29, 2026
Save $2,515 CAD (77%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,285 CAD at NZ Jewellers · As of October 27, 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 top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555998638. Listed at 17 retailers as of October 27, 2026, with prices from $770 to $3,285, a $2,515 spread on the same certified stone. NZ Jewellers lists it at $3,285. 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

0.50
Carat
E
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555998638
Dimensions8.73 × 4.00 × 2.38 mm
L/W Ratio2.18
Key to symbols
Twinning Wisp, Feather
Top View
8.73 mm4.00 mm0.50 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6555998638
Side View
Table 59.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 59.4%

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 29
Current: $3,285 CAD|Low: $770 CAD|High: $3,285 CAD|Avg: $1,282 CAD|+3.5%
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
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 5$770 CAD
Retailer 9$935 CAD
Retailer 4$966 CAD
Retailer 13$1,048 CAD
Retailer 15$1,048 CAD
Retailer 17$1,050 CAD
Retailer 3$1,064 CAD
Retailer 8$1,087 CAD
Retailer 14$1,087 CAD
Retailer 6$1,199 CAD
Retailer 12$1,209 CAD
Retailer 7$1,233 CAD
Retailer 2$1,258 CAD
Retailer 10$1,259 CAD
Retailer 11$1,483 CAD
Retailer 16$1,921 CAD
NZ Jewellers$3,285 CAD

29 data points across 17 retailers

17 retailers$770 CAD to $3,285 CAD

A
Cheapest Retailer
-
$770 CAD
HK$4,300 HKD
A
Retailer 2
-
$935 CAD
$668 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$966 CAD
$690 USD
View
Final sale: no returns
A
Retailer 4
-
$1,048 CAD
$749 USD
View
A
Retailer 5
-
$1,048 CAD
$749 USD
View
A
Retailer 6
-
$1,050 CAD
$750 USD
View
Price last confirmed 11 days ago
A
Retailer 7
-
$1,064 CAD
$760 USD
View
B+
Retailer 8
-
$1,087 CAD
SGD 1,050 SGD
View
A
Retailer 9
-
$1,087 CAD
$777 USD
View
B+
Retailer 10
-
$1,199 CAD
$857 USD
View
B+
Retailer 11
-
$1,209 CAD
$864 USD
View
B+
Retailer 12
-
$1,233 CAD
$881 USD
View
B+
Retailer 13
-
$1,258 CAD
£708 GBP
View
B+
Retailer 14
-
$1,259 CAD
£708 GBP
View
B
Retailer 15
-
$1,483 CAD
€1,009 EUR
View
B
Retailer 16
-
$1,921 CAD
£1,081 GBP
View
Most Expensive
B
NZ Jewellers
88d87b2f-aadb-4faf-81c0-ee5e9c54b4c5 · Oct 27
$3,285 CAD
$2,347 USD
View
16 more retailers have this diamond
Prices start from $770 CADSave up to $2,515 CAD

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
$770 CAD