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Marquise|Natural|GIA

1.51ct G VS1 Marquise Natural Diamond

EX • G/VS1 • GIA 7551307365

Certificate GIA 7551307365

Diamond specifications and retailer prices

From £6,605 GBP
As of November 6, 2026
Save £5,189 GBP (44%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £11,794 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551307365. Listed at 7 retailers as of November 5, 2026, with prices from £6,605 to £11,794, a £5,189 spread on the same certified stone. NZ Jewellers lists it at £11,794. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceVery Strong
OriginNatural
Grading LabGIA
CertificateGIA 7551307365
Dimensions10.82 × 6.04 × 3.90 mm
L/W Ratio1.79
Key to symbols
Crystal, Pinpoint
Top View
10.82 mm6.04 mm1.51 ctG / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceVery Strong
CertificateGIA 7551307365
Side View
Table 61.0%CrownGirdle: THK-THKPavilionCulet: NoneDepth 64.5%

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 6
Current: £11,794 GBP|Low: £6,605 GBP|High: £13,704 GBP|Avg: £9,258 GBP|-13.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7£6,605 GBP
Retailer 5£7,690 GBP
Retailer 2£7,762 GBP
Retailer 6£7,811 GBP
Retailer 3£8,865 GBP
Retailer 4£11,021 GBP
NZ Jewellers£11,794 GBP

42 data points across 7 retailers

7 retailers£6,605 GBP to £11,794 GBP

A
Cheapest Retailer
-
£6,605 GBP
A
Retailer 2
-
£7,690 GBP
View
A
Retailer 3
-
£7,762 GBP
View
A
Retailer 4
-
£7,811 GBP
View
Final sale: no returns
A
Retailer 5
-
£8,865 GBP
View
B+
Retailer 6
-
£11,021 GBP
View
Most Expensive
B+
NZ Jewellers
63f23fa6-0f45-4623-bb43-1e1495991d89 · Nov 5
£11,794 GBP
$15,786 USD
View
6 more retailers have this diamond
Prices start from £6,605 GBPSave up to £5,189 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
1.51ct Marquise
£6,605 GBP