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Marquise|Natural|GIA

0.50ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 6562589222

Certificate GIA 6562589222

Diamond specifications and retailer prices

From £402 GBP
$540 USD
As of November 2, 2026
Save £993 GBP (71%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,396 GBP at NZ Jewellers · As of October 30, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562589222. Listed at 14 retailers as of October 30, 2026, with prices from £402 to £1,396, a £993 spread on the same certified stone. NZ Jewellers lists it at £1,396. 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

0.50
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6562589222
Dimensions7.69 × 4.27 × 2.66 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather
Top View
7.69 mm4.27 mm0.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6562589222
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 62.3%

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 2
Current: £1,396 GBP|Low: £402 GBP|High: £1,424 GBP|Avg: £614 GBP|-2.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 11£402 GBP
Retailer 13£436 GBP
Retailer 12£447 GBP
Retailer 2£469 GBP
Retailer 6£479 GBP
Retailer 5£482 GBP
Retailer 3£503 GBP
Retailer 7£503 GBP
Retailer 8£521 GBP
Retailer 10£535 GBP
Retailer 9£547 GBP
Retailer 4£566 GBP
Retailer 14£1,007 GBP
NZ Jewellers£1,396 GBP

13 data points across 14 retailers

14 retailers£402 GBP to £1,396 GBP

A
Cheapest Retailer
-
£402 GBP
$540 USD
Final sale: no returns
A
Retailer 2
-
£436 GBP
$585 USD
View
A
Retailer 3
-
£447 GBP
$600 USD
View
A
Retailer 4
-
£469 GBP
$630 USD
View
A
Retailer 5
-
£479 GBP
$643 USD
View
A
Retailer 6
-
£482 GBP
SGD 874 SGD
View
A
Retailer 7
-
£503 GBP
$675 USD
View
A
Retailer 8
-
£503 GBP
$675 USD
View
A
Retailer 9
-
£521 GBP
View
A
Retailer 10
-
£535 GBP
View
A
Retailer 11
-
£547 GBP
View
B+
Retailer 12
-
£566 GBP
$760 USD
View
B
Retailer 13
-
£1,007 GBP
View
Most Expensive
B
NZ Jewellers
ca12bdff-c05e-4b4b-a1ef-ecc7875942f6 · Oct 30
£1,396 GBP
$1,873 USD
View
13 more retailers have this diamond
Prices start from £402 GBPSave up to £993 GBP

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
£402 GBP