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Round|Natural|GIA

1.51ct I VVS1 Round Natural Diamond

EX • I/VVS1 • GIA 2556758957

Certificate GIA 2556758957

Diamond specifications and retailer prices

From £5,617 GBP
As of November 4, 2026
Save £5,836 GBP (51%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £11,453 GBP at NZ Jewellers · As of October 30, 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 I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 2556758957. Listed at 16 retailers as of October 30, 2026, with prices from £5,617 to £11,453, a £5,836 spread on the same certified stone. NZ Jewellers lists it at £11,453. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2556758957
Dimensions7.31 × 7.35 × 4.58 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.31 mm7.35 mm1.51 ctI / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556758957
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.5%

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 4
Current: £11,453 GBP|Low: £5,239 GBP|High: £11,453 GBP|Avg: £6,840 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 6, 2026
Retailer 7£5,239 GBP
Retailer 8£5,485 GBP
Retailer 9£5,575 GBP
Retailer 13£5,617 GBP
Retailer 19£5,976 GBP
Retailer 4£6,321 GBP
Retailer 12£6,546 GBP
Retailer 11£6,752 GBP
Retailer 16£6,836 GBP
Retailer 21£6,847 GBP
Retailer 2£6,867 GBP
Retailer 5£6,918 GBP
Retailer 20£6,953 GBP
Retailer 3£7,102 GBP
Retailer 15£7,482 GBP
Retailer 6£7,545 GBP
Retailer 14£7,622 GBP
Retailer 18£7,901 GBP
Retailer 10£9,081 GBP
Retailer 17£9,594 GBP
NZ Jewellers£11,453 GBP

32 data points across 21 retailers

16 retailers£5,617 GBP to £11,453 GBP

Retailer 1
-
£5,485 GBP
Price last confirmed 25 days ago
Retailer 2
-
£5,575 GBP
View
Price last confirmed 20 days ago
A
Retailer 3
-
£5,617 GBP
View
A
Retailer 4
-
£5,976 GBP
View
Retailer 5
-
£6,752 GBP
View
Price last confirmed 18 days ago
B+
Retailer 6
-
£6,836 GBP
View
Retailer 7
-
£6,847 GBP
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£6,867 GBP
View
Retailer 9
-
£6,918 GBP
View
Price last confirmed 8 days ago
Retailer 10
-
£6,953 GBP
View
Price last confirmed 8 days ago
B+
Retailer 11
-
£7,015 GBP
View
Retailer 12
-
£7,102 GBP
View
Price last confirmed 8 days ago
B+
Retailer 13
-
£7,482 GBP
View
Retailer 14
-
£7,901 GBP
View
Price last confirmed 10 days ago
Retailer 15
-
£9,594 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
NZ Jewellers
753e4da4-8fb1-4457-91d8-781e80a70738 · Oct 30
£11,453 GBP
$15,415 USD
View
15 more retailers have this diamond
Prices start from £5,617 GBPSave up to £5,836 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
£5,617 GBP