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Marquise|Natural|GIA

0.50ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 6561696202

Certificate GIA 6561696202

Diamond specifications and retailer prices

From £362 GBP
₹46,327 INR
As of November 2, 2026
Save £1,147 GBP (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,509 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561696202. Listed at 21 retailers as of October 30, 2026, with prices from £362 to £1,509, a £1,147 spread on the same certified stone. NZ Jewellers lists it at £1,509. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561696202
Dimensions7.89 × 4.16 × 2.64 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
7.89 mm4.16 mm0.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6561696202
Side View
Table 60.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 63.6%

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: £1,509 GBP|Low: £349 GBP|High: £1,509 GBP|Avg: £626 GBP
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 16£362 GBP
Retailer 20£436 GBP
Retailer 19£444 GBP
Retailer 6£453 GBP
Retailer 10£481 GBP
Retailer 13£481 GBP
Retailer 2£518 GBP
Retailer 14£518 GBP
Retailer 15£555 GBP
Retailer 7£565 GBP
Retailer 12£579 GBP
Retailer 3£584 GBP
Retailer 18£588 GBP
Retailer 17£591 GBP
Retailer 9£603 GBP
Retailer 11£619 GBP
Retailer 8£662 GBP
Retailer 4£707 GBP
Retailer 5£743 GBP
Retailer 21£1,111 GBP
NZ Jewellers£1,509 GBP

11 data points across 21 retailers

21 retailers£362 GBP to £1,509 GBP

A
Cheapest Retailer
-
£362 GBP
₹46,327 INR
A
Retailer 2
-
£436 GBP
$585 USD
View
A
Retailer 3
-
£444 GBP
$596 USD
View
Final sale: no returns
A
Retailer 4
-
£453 GBP
A$935 AUD
View
A
Retailer 5
-
£481 GBP
$646 USD
View
A
Retailer 6
-
£481 GBP
$646 USD
View
A
Retailer 7
-
£518 GBP
$695 USD
View
A
Retailer 8
-
£518 GBP
$695 USD
View
B+
Retailer 9
-
£555 GBP
$745 USD
View
B+
Retailer 10
-
£565 GBP
$758 USD
View
B+
Retailer 11
-
£579 GBP
$778 USD
View
B+
Retailer 12
-
£584 GBP
$784 USD
View
B+
Retailer 13
-
£588 GBP
View
B+
Retailer 14
-
£591 GBP
View
B+
Retailer 15
-
£603 GBP
View
B+
Retailer 16
-
£619 GBP
$830 USD
View
B+
Retailer 17
-
£662 GBP
$889 USD
View
B
Retailer 18
-
£707 GBP
€903 EUR
View
B+
Retailer 19
-
£743 GBP
ZAR 16,100 ZAR
View
B
Retailer 20
-
£1,111 GBP
View
Most Expensive
B
NZ Jewellers
8b96c816-61c3-47c4-abd2-dc30460e2900 · Oct 30
£1,509 GBP
$2,025 USD
View
20 more retailers have this diamond
Prices start from £362 GBPSave up to £1,147 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
£362 GBP