Marquise|Natural|GIA

1.73ct G IF Marquise Natural Diamond

EX • G/IF • GIA 1563648268

Certificate GIA 1563648268

Diamond specifications and retailer prices

From $18,640 USD
As of November 1, 2026
Save $11,427 USD (38%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $30,067 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.73ct natural marquise diamond

This 1.73ct natural marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1563648268. Listed at 7 retailers as of November 1, 2026, with prices from $18,640 to $30,067, a $11,427 spread on the same certified stone. MOH London lists it at $30,067. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
G
Color
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1563648268
Dimensions13.55 × 5.80 × 3.70 mm
L/W Ratio2.34
Top View
13.55 mm5.80 mm1.73 ctG / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563648268
Side View
Table 61.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 63.9%

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 1
Current: $30,067 USD|Low: $18,640 USD|High: $30,067 USD|Avg: $21,488 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 4$18,640 USD
Retailer 5$19,169 USD
Retailer 6$19,828 USD
Retailer 3$19,828 USD
Retailer 7$22,277 USD
Retailer 2$23,352 USD
MOH London$30,067 USD

7 data points across 7 retailers

7 retailers$18,640 USD to $30,067 USD

A
Cheapest Retailer
-
$18,640 USD
A
Retailer 2
-
$19,169 USD
View
A
Retailer 3
-
$19,828 USD
A$30,505 AUD
View
A
Retailer 4
-
$19,828 USD
£15,613 GBP
View
B+
Retailer 5
-
$22,277 USD
View
B+
Retailer 6
-
$23,352 USD
€22,240 EUR
View
Most Expensive
B
MOH London
F017D0B8F · Nov 1
$30,067 USD
£23,675 GBP
View
6 more retailers have this diamond
Prices start from $18,640 USDSave up to $11,427 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
1.73ct Marquise
$18,640 USD