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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 $498 NZD
As of November 6, 2026
Save $802 NZD (62%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,300 NZD 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 6, 2026, with prices from $498 to $1,300, a $802 spread on the same certified stone. Frank Darling lists it at $1,300. 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
Colour
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 6
Current: $1,300 NZD|Low: $447 NZD|High: $1,355 NZD|Avg: $697 NZD|-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$447 NZD
Retailer 8$498 NZD
Retailer 7$521 NZD
Retailer 4$551 NZD
Retailer 2$557 NZD
Retailer 6$678 NZD
Retailer 5$731 NZD
Retailer 3$795 NZD
Frank Darling$1,300 NZD

23 data points across 9 retailers

8 retailers$498 NZD to $1,300 NZD

A
Cheapest Retailer
-
$498 NZD
A
Retailer 2
-
$521 NZD
View
A
Retailer 3
-
$551 NZD
View
A
Retailer 4
-
$557 NZD
View
A
Retailer 5
-
$678 NZD
View
A
Retailer 6
-
$731 NZD
View
A
Retailer 7
-
$795 NZD
View
Most Expensive
B+
Frank Darling
2680312HK · Nov 6
$1,300 NZD
$731 USD
View
7 more retailers have this diamond
Prices start from $498 NZDSave up to $802 NZD

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
$498 NZD