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Round|Natural|IGI

0.70ct J I1 Round Natural Diamond

EX • J/I1 • IGI 815638340

Shape and cutting style on the report: Round brilliant

Certificate IGI 815638340

Diamond specifications and retailer prices

From £291 GBP
₹37,248 INR
As of November 2, 2026
Save £1,139 GBP (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,430 GBP at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 0.7ct natural round diamond

This 0.7ct natural round sits in the half to three-quarter carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 815638340. Listed at 9 retailers as of November 2, 2026, with prices from £291 to £1,430, a £1,139 spread on the same certified stone. NZ Jewellers lists it at £1,430. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.70
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.4°
Pavilion angle40.3°
OriginNatural
Grading LabIGI
CertificateIGI 815638340
Dimensions5.64 × 5.67 × 3.54 mm
L/W Ratio1.01
Top View
5.64 mm5.67 mm0.70 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 815638340
Side View
Table 56.0%Crown 36.4°Girdle: MediumPavilion 40.3°Culet: 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: Nov 2
Current: £1,430 GBP|Low: £288 GBP|High: £1,430 GBP|Avg: £540 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3£291 GBP
Retailer 10£373 GBP
Retailer 4£402 GBP
Retailer 8£402 GBP
Retailer 9£414 GBP
Retailer 6£431 GBP
Retailer 5£522 GBP
Retailer 7£537 GBP
Retailer 2£558 GBP
NZ Jewellers£1,430 GBP

17 data points across 10 retailers

9 retailers£291 GBP to £1,430 GBP

A
Cheapest Retailer
-
£291 GBP
₹37,248 INR
B+
Retailer 2
-
£373 GBP
$501 USD
View
B+
Retailer 3
-
£402 GBP
$539 USD
View
B+
Retailer 4
-
£402 GBP
$539 USD
View
B+
Retailer 5
-
£431 GBP
$578 USD
View
Retailer 6
-
£522 GBP
$700 USD
View
Price last confirmed 7 days ago
B
Retailer 7
-
£537 GBP
$720 USD
View
B
Retailer 8
-
£558 GBP
€713 EUR
View
Most Expensive
C
NZ Jewellers
9098ee15-4378-4b53-be54-f1eabc7f653c · Nov 2
£1,430 GBP
$1,919 USD
View
8 more retailers have this diamond
Prices start from £291 GBPSave up to £1,139 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
0.70ct Round
£291 GBP