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Round|Natural|GIA

1.51ct G VS2 Round Natural Diamond

ID • G/VS2 • GIA 375

Certificate GIA 375

Diamond specifications and retailer prices

From £7,315 GBP
$9,801 USD
As of October 27, 2026
Save £1,836 GBP (20%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £9,151 GBP at Helzberg Diamonds · As of October 27, 2026
View at Helzberg Diamonds

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA. Listed at 6 retailers as of October 27, 2026, with prices from £7,315 to £9,151, a £1,836 spread on the same certified stone. Helzberg Diamonds lists it at £9,151. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 375
Dimensions7.27 × 7.32 × 4.59 mm
L/W Ratio1.01
Top View
7.27 mm7.32 mm1.51 ctG / VS2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 375
Side View
Table 58.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 62.6%

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: Oct 27
Current: £9,151 GBP|Low: £4,842 GBP|High: £11,079 GBP|Avg: £7,610 GBP|-3.9%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 28, 2026
Retailer 8£4,842 GBP
Retailer 4£6,330 GBP
Retailer 5£6,377 GBP
Retailer 3£7,315 GBP
Retailer 2£7,534 GBP
Retailer 7£7,948 GBP
Helzberg Diamonds£9,151 GBP
Retailer 6£11,079 GBP

41 data points across 8 retailers

6 retailers£7,315 GBP to £9,151 GBP

A
Retailer 1
-
£6,330 GBP
$8,482 USD
Price last confirmed 7 days ago
Retailer 2
-
£6,377 GBP
$8,545 USD
View
Price last confirmed 10 days ago
A
Retailer 3
-
£7,315 GBP
$9,801 USD
View
A
Retailer 4
-
£7,534 GBP
A$15,530 AUD
View
Retailer 5
-
£7,948 GBP
$10,650 USD
View
Price last confirmed 37 days ago
Most Expensive
B+
Helzberg Diamonds
XZRHLMPIGKGKM · Oct 27
£9,151 GBP
$12,261 USD
View
5 more retailers have this diamond
Prices start from £7,315 GBPSave up to £1,836 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
£7,315 GBP