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Marquise|Natural|GIA

0.73ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 5242064378

Certificate GIA 5242064378

Diamond specifications and retailer prices

From $1,253 NZD
$705 USD
As of October 31, 2026
Save $853 NZD (41%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,107 NZD at Frank Darling · As of November 2, 2026
View at Frank Darling

About this 0.73ct natural marquise diamond

This 0.73ct natural marquise sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5242064378. Listed at 9 retailers as of October 31, 2026, with prices from $1,253 to $2,107, a $853 spread on the same certified stone. Frank Darling lists it at $2,107. 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

0.73
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.39°
Pavilion angle40.16°
OriginNatural
Grading LabGIA
CertificateGIA 5242064378
Dimensions8.75 × 4.62 × 2.96 mm
L/W Ratio1.89
Culet sizeNone
Top View
8.75 mm4.62 mm0.73 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5242064378
Side View
Table 59.0%Crown 39.39°Girdle: STK-THKPavilion 40.16°Culet: NoneDepth 64.0%

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: Oct 31
Current: $2,107 NZD|Low: $1,253 NZD|High: $2,130 NZD|Avg: $1,559 NZD|-1.1%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7$1,253 NZD
Retailer 10$1,262 NZD
Retailer 5$1,327 NZD
Retailer 9$1,365 NZD
Retailer 6$1,397 NZD
Retailer 3$1,516 NZD
Retailer 4$1,573 NZD
Retailer 2$1,834 NZD
Retailer 8$2,053 NZD
Frank Darling$2,107 NZD

24 data points across 10 retailers

9 retailers$1,253 NZD to $2,107 NZD

A
Cheapest Retailer
-
$1,253 NZD
$705 USD
A
Retailer 2
-
$1,262 NZD
$710 USD
View
A
Retailer 3
-
$1,327 NZD
SGD 1,009 SGD
View
A
Retailer 4
-
$1,365 NZD
SGD 1,038 SGD
View
A
Retailer 5
-
$1,397 NZD
$786 USD
View
B+
Retailer 6
-
$1,516 NZD
£672 GBP
View
B+
Retailer 7
-
$1,573 NZD
$885 USD
View
B
Retailer 8
-
$1,834 NZD
€983 EUR
View
Most Expensive
B
Frank Darling
2687331HK · Nov 2
$2,107 NZD
$1,185 USD
View
8 more retailers have this diamond
Prices start from $1,253 NZDSave up to $853 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
0.73ct Marquise
$1,253 NZD