CaratHunter
Plans
Marquise|Natural|GIA

0.50ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 2557165660

Certificate GIA 2557165660

Diamond specifications and retailer prices

From $817 CAD
As of November 5, 2026
Save $2,549 CAD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,366 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557165660. Listed at 13 retailers as of November 5, 2026, with prices from $817 to $3,366, a $2,549 spread on the same certified stone. NZ Jewellers lists it at $3,366. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557165660
Dimensions8.53 × 4.10 × 2.47 mm
L/W Ratio2.08
Top View
8.53 mm4.10 mm0.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557165660
Side View
Table 58.0%CrownGirdle: UND-UNDPavilionCulet: NoneDepth 60.1%

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 5
Current: $1,281 CAD|Low: $817 CAD|High: $1,986 CAD|Avg: $1,234 CAD|+2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 2$817 CAD
Retailer 7$990 CAD
Retailer 6$1,095 CAD
Retailer 3$1,099 CAD
Retailer 8$1,114 CAD
Retailer 1$1,281 CAD
Retailer 4$1,514 CAD
Retailer 5$1,965 CAD

38 data points across 8 retailers

13 retailers$817 CAD to $3,366 CAD

A
Cheapest Retailer
-
$817 CAD
A
Retailer 2
-
$990 CAD
View
Final sale: no returns
A
Retailer 3
-
$1,074 CAD
View
A
Retailer 4
-
$1,095 CAD
View
A
Retailer 5
-
$1,099 CAD
View
A
Retailer 6
-
$1,110 CAD
View
A
Retailer 7
-
$1,114 CAD
View
B+
Retailer 8
-
$1,216 CAD
View
B+
Retailer 9
-
$1,239 CAD
View
B+
Retailer 10
-
$1,281 CAD
View
B+
Retailer 11
-
$1,514 CAD
View
B
Retailer 12
-
$1,965 CAD
View
Most Expensive
B
NZ Jewellers
0d6eefda-45c2-4910-8efa-370fbd0c370c · Nov 5
$3,366 CAD
$2,410 USD
View
12 more retailers have this diamond
Prices start from $817 CADSave up to $2,549 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
$817 CAD