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Marquise|Natural|GIA

1.51ct F VS1 Marquise Natural Diamond

EX • F/VS1 • GIA 6561403082

Certificate GIA 6561403082

Diamond specifications and retailer prices

From £12,508 GBP
As of November 7, 2026
Save £5,929 GBP (32%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £18,437 GBP at MOH London · As of November 7, 2026
View at MOH London

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded F colour (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 6561403082. Listed at 20 retailers as of November 7, 2026, with prices from £12,508 to £18,437, a £5,929 spread on the same certified stone. MOH London lists it at £18,437. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

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

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle39.62°
OriginNatural
Grading LabGIA
CertificateGIA 6561403082
Dimensions11.24 × 5.90 × 3.67 mm
L/W Ratio1.91
Culet sizeNone
Top View
11.24 mm5.90 mm1.51 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561403082
Side View
Table 59.0%Crown 38.5°Girdle: STK-THKPavilion 39.62°Culet: NDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 7
Current: £18,437 GBP|Low: £11,087 GBP|High: £18,961 GBP|Avg: £13,811 GBP|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
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Retailer 24
November 7, 2026
Retailer 10£11,095 GBP
Retailer 17£11,198 GBP
Retailer 12£11,243 GBP
Retailer 16£11,589 GBP
Retailer 21£11,860 GBP
Retailer 18£12,508 GBP
Retailer 3£12,554 GBP
Retailer 15£13,084 GBP
Retailer 13£13,104 GBP
Retailer 14£13,599 GBP
Retailer 24£13,674 GBP
Retailer 20£13,907 GBP
Retailer 6£13,974 GBP
Retailer 4£14,000 GBP
Retailer 7£14,192 GBP
Retailer 19£14,250 GBP
Retailer 5£14,738 GBP
Retailer 2£15,063 GBP
Retailer 22£15,120 GBP
Retailer 9£15,757 GBP
Retailer 11£16,368 GBP
Retailer 23£16,814 GBP
MOH London£18,437 GBP
Retailer 8£18,961 GBP

23 data points across 24 retailers

20 retailers£12,508 GBP to £18,437 GBP

Retailer 1
-
£11,198 GBP
Price last confirmed 20 days ago
Retailer 2
-
£11,243 GBP
View
Price last confirmed 21 days ago
Retailer 3
-
£11,589 GBP
View
Price last confirmed 23 days ago
Retailer 4
-
£11,860 GBP
View
Price last confirmed 10 days ago
B+
Retailer 5
-
£12,508 GBP
View
B+
Retailer 6
-
£12,554 GBP
View
Final sale: no returns
B+
Retailer 7
-
£13,104 GBP
View
Retailer 8
-
£13,599 GBP
View
Price last confirmed 19 days ago
B+
Retailer 9
-
£13,674 GBP
View
B+
Retailer 10
-
£13,907 GBP
View
B+
Retailer 11
-
£13,974 GBP
View
B+
Retailer 12
-
£14,000 GBP
View
B+
Retailer 13
-
£14,192 GBP
View
B
Retailer 14
-
£14,250 GBP
View
B
Retailer 15
-
£14,738 GBP
View
B+
Retailer 16
-
£15,063 GBP
View
B
Retailer 17
-
£15,120 GBP
View
Retailer 18
-
£16,368 GBP
View
Price last confirmed 19 days ago
B
Retailer 19
-
£16,814 GBP
View
Most Expensive
B
MOH London
6FD2376C4 · Nov 7
£18,437 GBP
View
19 more retailers have this diamond
Prices start from £12,508 GBPSave up to £5,929 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.

B+
1.51ct Marquise
£12,508 GBP