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Marquise|Natural|GIA

0.51ct G VS2 Marquise Natural Diamond

EX • G/VS2 • GIA 6561710359

Certificate GIA 6561710359

Diamond specifications and retailer prices

From £605 GBP
$810 USD
As of November 1, 2026
Save £1,520 GBP (72%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,125 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.51ct natural marquise diamond

This 0.51ct natural marquise sits in the half to three-quarter carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561710359. Listed at 16 retailers as of October 30, 2026, with prices from £605 to £2,125, a £1,520 spread on the same certified stone. NZ Jewellers lists it at £2,125. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
G
Colour
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.44°
Pavilion angle37.84°
OriginNatural
Grading LabGIA
CertificateGIA 6561710359
Dimensions4.20 × 8.29 × 2.50 mm
L/W Ratio1.97
Culet sizeNone
Key to symbols
Feather
Top View
4.20 mm8.29 mm0.51 ctG / VS2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6561710359
Side View
Table 57.0%Crown 35.44°Girdle: Slightly ThickPavilion 37.84°Culet: NoneDepth 59.4%

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 1
Current: £2,125 GBP|Low: £605 GBP|High: £2,125 GBP|Avg: £852 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
November 2, 2026
Retailer 15£605 GBP
Retailer 14£625 GBP
Retailer 5£678 GBP
Retailer 9£678 GBP
Retailer 13£685 GBP
Retailer 6£704 GBP
Retailer 10£751 GBP
Retailer 12£777 GBP
Retailer 11£781 GBP
Retailer 8£786 GBP
Retailer 2£787 GBP
Retailer 4£795 GBP
Retailer 3£894 GBP
Retailer 7£1,247 GBP
NZ Jewellers£2,125 GBP

5 data points across 15 retailers

16 retailers£605 GBP to £2,125 GBP

A
Cheapest Retailer
-
£605 GBP
$810 USD
A
Retailer 2
-
£620 GBP
A$1,278 AUD
View
A
Retailer 3
-
£625 GBP
$838 USD
View
Final sale: no returns
A
Retailer 4
-
£678 GBP
$908 USD
View
A
Retailer 5
-
£678 GBP
$908 USD
View
A
Retailer 6
-
£685 GBP
$918 USD
View
A
Retailer 7
-
£704 GBP
$943 USD
View
B+
Retailer 8
-
£751 GBP
$1,006 USD
View
B+
Retailer 9
-
£777 GBP
$1,041 USD
View
B+
Retailer 10
-
£781 GBP
$1,047 USD
View
B+
Retailer 11
-
£786 GBP
View
B+
Retailer 12
-
£787 GBP
View
B+
Retailer 13
-
£795 GBP
$1,065 USD
View
B+
Retailer 14
-
£894 GBP
$1,197 USD
View
B
Retailer 15
-
£1,247 GBP
View
Most Expensive
B
NZ Jewellers
6aa6426d-ebb8-48a5-9ba1-34e885a8988b · Oct 30
£2,125 GBP
$2,847 USD
View
15 more retailers have this diamond
Prices start from £605 GBPSave up to £1,520 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
0.51ct Marquise
£605 GBP