Marquise|Natural|GIA

0.50ct G IF Marquise Natural Diamond

EX • G/IF • GIA 7541509189

Certificate GIA 7541509189

Diamond specifications and retailer prices

From $653 USD
HK$5,100 HKD
As of October 31, 2026
Save $988 USD (60%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,524 USD at NZ Jewellers · As of October 6, 2026
View at NZ Jewellers

About this 0.5ct natural marquise diamond

This 0.5ct natural marquise sits in the half to three-quarter 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 7541509189. Listed at 10 retailers as of October 29, 2026, with a 151% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Flawless clarity in sub-one-carat stones is rarely visible to the naked eye over VS1, so you are paying a meaningful premium for grade rather than appearance.

The 4Cs

0.50
Carat
G
Color
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 7541509189
Dimensions9.08 × 4.03 × 2.42 mm
L/W Ratio2.25
Girdle conditionFaceted
Key to symbols
Minor Details of Polish
Top View
9.08 mm4.03 mm0.50 ctG / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 7541509189
Side View
Table 64.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.1%

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: Oct 31
Current: $657 USD|Low: $653 USD|High: $1,783 USD|Avg: $1,013 USD|-10.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4$653 USD
Retailer 1$657 USD
Retailer 5$683 USD
Retailer 3$888 USD
Retailer 7$932 USD
Retailer 2$1,170 USD
Retailer 6$1,641 USD

41 data points across 7 retailers

10 retailers$653 USD to $1,641 USD

A
Cheapest Retailer
-
$653 USD
HK$5,100 HKD
A
Retailer 2
-
$657 USD
₹62,594 INR
View
A
Retailer 3
-
$683 USD
View
Final sale: no returns
A
Retailer 4
-
$888 USD
View
A
Retailer 5
-
$932 USD
SGD 1,260 SGD
View
Retailer 6
-
$981 USD
View
Price last confirmed 30 days ago
Retailer 7
-
$1,035 USD
View
Price last confirmed 24 days ago
B+
Retailer 8
-
$1,170 USD
£921 GBP
View
B+
Retailer 9
-
$1,641 USD
£1,292 GBP
View
Most Expensive
NZ Jewellers
33b4ec6b-b7a5-4428-810d-1ae157967cb3 · Oct 6
$2,524 USD
View
Price last confirmed 25 days ago
9 more retailers have this diamond
Prices start from $653 USDSave up to $988 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
0.50ct Marquise
$653 USD