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Round|Natural|IGI

1.50ct G IF Round Natural Diamond

EX • G/IF • IGI 847658457

Shape and cutting style on the report: Round brilliant

Certificate IGI 847658457

Diamond specifications and retailer prices

From £4,855 GBP
As of November 4, 2026
Save £5,523 GBP (53%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £10,378 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 847658457. Listed at 25 retailers as of November 4, 2026, with prices from £4,855 to £10,378, a £5,523 spread on the same certified stone. NZ Jewellers lists it at £10,378. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
G
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 847658457
Dimensions7.24 × 7.29 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.24 mm7.29 mm1.50 ctG / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 847658457
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A+
Exceptional
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: £10,378 GBP|Low: £4,855 GBP|High: £10,378 GBP|Avg: £6,257 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
November 5, 2026
Retailer 13£4,855 GBP
Retailer 9£5,353 GBP
Retailer 17£5,363 GBP
Retailer 14£5,468 GBP
Retailer 12£5,547 GBP
Retailer 5£5,710 GBP
Retailer 4£5,728 GBP
Retailer 8£5,728 GBP
Retailer 10£5,838 GBP
Retailer 7£6,205 GBP
Retailer 6£6,301 GBP
Retailer 3£6,337 GBP
Retailer 2£6,361 GBP
Retailer 16£7,159 GBP
Retailer 15£7,622 GBP
Retailer 11£8,624 GBP
NZ Jewellers£10,378 GBP

14 data points across 17 retailers

25 retailers£4,855 GBP to £10,378 GBP

A+
Cheapest Retailer
-
£4,855 GBP
A
Retailer 2
-
£5,071 GBP
View
A
Retailer 3
-
£5,208 GBP
View
A
Retailer 4
-
£5,290 GBP
View
A
Retailer 5
-
£5,290 GBP
View
A
Retailer 6
-
£5,327 GBP
View
A
Retailer 7
-
£5,353 GBP
View
A
Retailer 8
-
£5,363 GBP
View
A
Retailer 9
-
£5,468 GBP
View
A
Retailer 10
-
£5,547 GBP
View
A
Retailer 11
-
£5,680 GBP
View
A
Retailer 12
-
£5,710 GBP
View
Retailer 13
-
£5,728 GBP
View
Price last confirmed 8 days ago
A
Retailer 14
-
£5,728 GBP
View
Final sale: no returns
A
Retailer 15
-
£5,838 GBP
View
A
Retailer 16
-
£6,205 GBP
View
A
Retailer 17
-
£6,249 GBP
View
A
Retailer 18
-
£6,301 GBP
View
A
Retailer 19
-
£6,337 GBP
View
A
Retailer 20
-
£6,361 GBP
View
A
Retailer 21
-
£6,810 GBP
View
A
Retailer 22
-
£7,159 GBP
View
A
Retailer 23
-
£7,622 GBP
View
A
Retailer 24
-
£8,624 GBP
View
Most Expensive
B+
NZ Jewellers
dfc2a5ee-38b6-4c25-bde1-86612bb7761c · Nov 5
£10,378 GBP
$13,968 USD
View
24 more retailers have this diamond
Prices start from £4,855 GBPSave up to £5,523 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+
1.50ct Round
£4,855 GBP