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Round|Natural|IGI

1.56ct J I1 Round Natural Diamond

EX • J/I1 • IGI 696516050

Shape and cutting style on the report: Round brilliant

Certificate IGI 696516050

Diamond specifications and retailer prices

From £1,259 GBP
$1,689 USD
As of November 1, 2026
Save £2,112 GBP (63%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,370 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.56ct natural round diamond

This 1.56ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 696516050. Listed at 8 retailers as of October 30, 2026, with prices from £1,259 to £3,370, a £2,112 spread on the same certified stone. NZ Jewellers lists it at £3,370. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 696516050
Dimensions7.25 × 7.37 × 4.59 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Top View
7.25 mm7.37 mm1.56 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 696516050
Side View
Table 61.0%Crown 36.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.7%

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 1
Current: £1,880 GBP|Low: £1,064 GBP|High: £1,888 GBP|Avg: £1,457 GBP|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 5£1,064 GBP
Retailer 3£1,259 GBP
Retailer 2£1,450 GBP
Retailer 4£1,644 GBP
Retailer 1£1,880 GBP

17 data points across 5 retailers

8 retailers£1,259 GBP to £3,370 GBP

A
Cheapest Retailer
-
£1,259 GBP
$1,689 USD
B+
Retailer 2
-
£1,382 GBP
$1,854 USD
View
B+
Retailer 3
-
£1,382 GBP
$1,854 USD
View
B+
Retailer 4
-
£1,446 GBP
$1,940 USD
View
B+
Retailer 5
-
£1,450 GBP
$1,945 USD
View
B+
Retailer 6
-
£1,595 GBP
$2,140 USD
View
B+
Retailer 7
-
£1,880 GBP
€2,403 EUR
View
Most Expensive
B
NZ Jewellers
f23d8650-1e68-44f5-902d-d49480bdc27d · Oct 30
£3,370 GBP
$4,523 USD
View
7 more retailers have this diamond
Prices start from £1,259 GBPSave up to £2,112 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
1.56ct Round
£1,259 GBP