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Round|Natural|GIA

1.51ct D VVS1 Round Natural Diamond

EX • D/VVS1 • GIA 6515427049

Certificate GIA 6515427049

Diamond specifications and retailer prices

From £8,615 GBP
As of November 1, 2026
Save £4,867 GBP (36%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £14,427 GBP at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 6515427049. Listed at 13 retailers as of November 1, 2026, with a 57% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle32°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6515427049
Dimensions7.50 × 7.47 × 4.51 mm
L/W Ratio1.00
Star length55%
Lower girdle80%
Top View
7.50 mm7.47 mm1.51 ctD / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6515427049
Side View
Table 59.0%Crown 32°Girdle: MED-MEDPavilion 41.8°Culet: NoneDepth 60.3%

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 1
Current: £9,206 GBP|Low: £8,615 GBP|High: £13,681 GBP|Avg: £10,153 GBP|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 10£8,615 GBP
Retailer 4£8,718 GBP
Retailer 12£8,865 GBP
Retailer 11£9,156 GBP
Retailer 1£9,206 GBP
Retailer 6£9,272 GBP
Retailer 2£9,396 GBP
Retailer 9£9,418 GBP
Retailer 3£9,555 GBP
Retailer 7£10,858 GBP
Retailer 8£12,716 GBP
Retailer 5£13,482 GBP

38 data points across 12 retailers

13 retailers£8,615 GBP to £13,482 GBP

A
Cheapest Retailer
-
£8,615 GBP
A
Retailer 2
-
£8,718 GBP
View
A
Retailer 3
-
£8,865 GBP
View
A
Retailer 4
-
£9,156 GBP
View
Final sale: no returns
A
Retailer 5
-
£9,206 GBP
View
A
Retailer 6
-
£9,272 GBP
View
A
Retailer 7
-
£9,396 GBP
View
Retailer 8
-
£9,418 GBP
View
Price last confirmed 13 days ago
Retailer 9
-
£10,749 GBP
View
Price last confirmed 45 days ago
A
Retailer 10
-
£10,858 GBP
View
A
Retailer 11
-
£12,716 GBP
View
B+
Retailer 12
-
£13,482 GBP
View
Most Expensive
NZ Jewellers
0ff95288-03a6-4e8a-9095-17229ebe24f5 · Sep 21
£14,427 GBP
$19,476 USD
View
Price last confirmed 44 days ago
12 more retailers have this diamond
Prices start from £8,615 GBPSave up to £4,867 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 Round
£8,615 GBP