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Marquise|Natural|GIA

0.53ct K SI1 Marquise Natural Diamond

EX • K/SI1 • GIA 6565167774

Certificate GIA 6565167774

Diamond specifications and retailer prices

From $391 CAD
As of November 4, 2026
Save $630 CAD (62%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,021 CAD at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.53ct natural marquise diamond

This 0.53ct 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 6565167774. Listed at 8 retailers as of November 4, 2026, with prices from $391 to $1,021, a $630 spread on the same certified stone. Frank Darling lists it at $1,021. 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

0.53
Carat
K
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.67°
Pavilion angle40.44°
OriginNatural
Grading LabGIA
CertificateGIA 6565167774
Dimensions7.95 × 4.20 × 2.68 mm
L/W Ratio1.89
Culet sizeNone
Top View
7.95 mm4.20 mm0.53 ctK / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6565167774
Side View
Table 57.0%Crown 38.67°Girdle: MED-VTKPavilion 40.44°Culet: NoneDepth 63.9%

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 4
Current: $1,021 CAD|Low: $351 CAD|High: $1,064 CAD|Avg: $547 CAD|-4.1%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 9$351 CAD
Retailer 8$391 CAD
Retailer 7$409 CAD
Retailer 4$433 CAD
Retailer 2$437 CAD
Retailer 6$532 CAD
Retailer 5$574 CAD
Retailer 3$624 CAD
Frank Darling$1,021 CAD

23 data points across 9 retailers

8 retailers$391 CAD to $1,021 CAD

A
Cheapest Retailer
-
$391 CAD
A
Retailer 2
-
$409 CAD
View
A
Retailer 3
-
$433 CAD
View
A
Retailer 4
-
$437 CAD
View
A
Retailer 5
-
$532 CAD
View
A
Retailer 6
-
$574 CAD
View
A
Retailer 7
-
$624 CAD
View
Most Expensive
B+
Frank Darling
2680312HK · Nov 6
$1,021 CAD
$731 USD
View
7 more retailers have this diamond
Prices start from $391 CADSave up to $630 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
0.53ct Marquise
$391 CAD