CaratHunter
Plans
Marquise|Natural|GIA

0.50ct K SI1 Marquise Natural Diamond

ID • K/SI1 • GIA 2

Certificate GIA 2

Diamond specifications and retailer prices

From $916 CAD
As of November 6, 2026
Save $173 CAD (16%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,089 CAD at DreamStone · As of November 4, 2026
View at DreamStone

About this 0.5ct natural marquise diamond

This 0.5ct natural marquise sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of November 4, 2026, with prices from $916 to $1,089, a $173 spread on the same certified stone. DreamStone lists it at $1,089. 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
K
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2
Dimensions7.68 × 4.26 × 2.62 mm
L/W Ratio1.80
Top View
7.68 mm4.26 mm0.50 ctK / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 61.4%

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 6
Current: $1,089 CAD|Low: $916 CAD|High: $1,089 CAD|Avg: $996 CAD
DreamStone
Retailer 2
Retailer 3
September 26, 2026
Retailer 3$916 CAD
Retailer 2$968 CAD
DreamStone$1,089 CAD

2 data points across 3 retailers

3 retailers$916 CAD to $1,089 CAD

B+
Cheapest Retailer
-
$916 CAD
B+
Retailer 2
-
$968 CAD
View
Most Expensive
B
DreamStone
636c1d5b76315c1dde59c182 · Nov 4
$1,089 CAD
$780 USD
View
2 more retailers have this diamond
Prices start from $916 CADSave up to $173 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.

B+
0.50ct Marquise
$916 CAD