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Round|Natural|GIA

1.51ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 7541674614

Certificate GIA 7541674614

Diamond specifications and retailer prices

From £4,902 GBP
$6,568 USD
As of October 31, 2026
Save £6,145 GBP (56%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £11,047 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7541674614. Listed at 16 retailers as of October 30, 2026, with prices from £4,902 to £11,047, a £6,145 spread on the same certified stone. NZ Jewellers lists it at £11,047. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7541674614
Dimensions7.35 × 7.38 × 4.50 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.35 mm7.38 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7541674614
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.1%

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 31
Current: £11,047 GBP|Low: £4,838 GBP|High: £11,047 GBP|Avg: £7,081 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7£4,902 GBP
Retailer 9£5,524 GBP
Retailer 10£5,984 GBP
Retailer 6£6,076 GBP
Retailer 5£6,115 GBP
Retailer 2£6,819 GBP
Retailer 8£6,904 GBP
Retailer 11£7,273 GBP
Retailer 3£7,874 GBP
Retailer 4£9,205 GBP
NZ Jewellers£11,047 GBP

40 data points across 11 retailers

16 retailers£4,902 GBP to £11,047 GBP

A
Cheapest Retailer
-
£4,902 GBP
$6,568 USD
A
Retailer 2
-
£4,998 GBP
$6,697 USD
View
B+
Retailer 3
-
£5,459 GBP
CA$10,160 CAD
View
B+
Retailer 4
-
£5,524 GBP
$7,401 USD
View
B+
Retailer 5
-
£5,984 GBP
$8,018 USD
View
B+
Retailer 6
-
£6,076 GBP
$8,141 USD
View
B+
Retailer 7
-
£6,115 GBP
View
B+
Retailer 8
-
£6,334 GBP
$8,487 USD
View
B
Retailer 9
-
£6,583 GBP
$8,820 USD
View
B
Retailer 10
-
£6,583 GBP
$8,820 USD
View
B
Retailer 11
-
£6,799 GBP
$9,110 USD
View
B+
Retailer 12
-
£6,819 GBP
€8,701 EUR
View
B+
Retailer 13
-
£6,904 GBP
$9,251 USD
View
Retailer 14
-
£7,273 GBP
$9,745 USD
View
Price last confirmed 9 days ago
B
Retailer 15
-
£9,205 GBP
View
Most Expensive
B
NZ Jewellers
6723e484-884d-484b-8239-76afcbf8aeea · Oct 30
£11,047 GBP
$14,802 USD
View
15 more retailers have this diamond
Prices start from £4,902 GBPSave up to £6,145 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
£4,902 GBP