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Marquise|Natural|GIA

0.50ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 5566202579

Certificate GIA 5566202579

Diamond specifications and retailer prices

From $782 CAD
As of November 6, 2026
Save $1,874 CAD (71%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,656 CAD at NZ Jewellers · As of November 5, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5566202579. Listed at 16 retailers as of November 5, 2026, with prices from $782 to $2,656, a $1,874 spread on the same certified stone. NZ Jewellers lists it at $2,656. 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
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5566202579
Dimensions8.01 × 4.19 × 2.39 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal
Top View
8.01 mm4.19 mm0.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5566202579
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 57.1%

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: Nov 6
Current: $2,656 CAD|Low: $782 CAD|High: $2,695 CAD|Avg: $1,176 CAD|-1.5%
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
November 6, 2026
Retailer 5$782 CAD
Retailer 7$802 CAD
Retailer 11$847 CAD
Retailer 3$865 CAD
Retailer 13$911 CAD
Retailer 4$913 CAD
Retailer 15$978 CAD
Retailer 10$1,030 CAD
Retailer 8$1,031 CAD
Retailer 2$1,032 CAD
Retailer 6$1,118 CAD
Retailer 9$1,245 CAD
Retailer 12$1,307 CAD
Retailer 14$1,952 CAD
NZ Jewellers$2,656 CAD

25 data points across 15 retailers

16 retailers$782 CAD to $2,656 CAD

A
Cheapest Retailer
-
$782 CAD
Final sale: no returns
A
Retailer 2
-
$802 CAD
View
A
Retailer 3
-
$847 CAD
View
Retailer 4
-
$865 CAD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$911 CAD
View
Retailer 6
-
$913 CAD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$978 CAD
View
B+
Retailer 8
-
$1,030 CAD
View
B+
Retailer 9
-
$1,031 CAD
View
B+
Retailer 10
-
$1,032 CAD
View
B
Retailer 11
-
$1,118 CAD
View
B+
Retailer 12
-
$1,245 CAD
View
B+
Retailer 13
-
$1,307 CAD
View
Retailer 14
-
$1,317 CAD
View
Price last confirmed 32 days ago
B
Retailer 15
-
$1,952 CAD
View
Most Expensive
B
NZ Jewellers
5f9e60fc-e73c-476b-a924-7d86aaa3e94e · Nov 5
$2,656 CAD
$1,888 USD
View
15 more retailers have this diamond
Prices start from $782 CADSave up to $1,874 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
$782 CAD