Marquise|Natural|GIA

0.73ct K SI1 Marquise Natural Diamond

EX • K/SI1 • GIA 7558306038

Certificate GIA 7558306038

Diamond specifications and retailer prices

From $558 USD
As of November 5, 2026
Save $492 USD (47%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,050 USD at Frank Darling · As of November 6, 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 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 7558306038. Listed at 9 retailers as of November 5, 2026, with prices from $558 to $1,050, a $492 spread on the same certified stone. Frank Darling lists it at $1,050. 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
K
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.42°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7558306038
Dimensions8.90 × 4.65 × 2.98 mm
L/W Ratio1.91
Culet sizeNone
Top View
8.90 mm4.65 mm0.73 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7558306038
Side View
Table 60.0%Crown 39.42°Girdle: MED-VTKPavilion 40.6°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $1,050 USD|Low: $481 USD|High: $1,184 USD|Avg: $840 USD|-8.3%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3$481 USD
Retailer 4$558 USD
Retailer 8$626 USD
Retailer 7$750 USD
Retailer 10$773 USD
Retailer 5$815 USD
Retailer 2$874 USD
Retailer 6$878 USD
Retailer 9$950 USD
Frank Darling$1,050 USD
Retailer 11$1,184 USD

27 data points across 11 retailers

9 retailers$558 USD to $1,050 USD

A
Cheapest Retailer
-
$558 USD
A
Retailer 2
-
$626 USD
View
A
Retailer 3
-
$750 USD
View
A
Retailer 4
-
$815 USD
View
B+
Retailer 5
-
$874 USD
View
B+
Retailer 6
-
$878 USD
View
B+
Retailer 7
-
$901 USD
View
B+
Retailer 8
-
$950 USD
View
Most Expensive
B+
Frank Darling
2648695HK · Nov 6
$1,050 USD
View
8 more retailers have this diamond
Prices start from $558 USDSave up to $492 USD

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
$558 USD