Round|Natural|IGI

1.50ct K I1 Round Natural Diamond

VG • K/I1 • IGI 710540250

Shape and cutting style on the report: Round brilliant

Certificate IGI 710540250

Diamond specifications and retailer prices

From £981 GBP
As of November 4, 2026
Save £2,016 GBP (67%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £2,996 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 K colour (faint-tinted) and I1 clarity (included), with a very-good cut grade and certified by IGI 710540250. Listed at 9 retailers as of November 4, 2026, with prices from £981 to £2,996, a £2,016 spread on the same certified stone. NZ Jewellers lists it at £2,996. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
K
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle38°
Pavilion angle39.9°
OriginNatural
Grading LabIGI
CertificateIGI 710540250
Dimensions7.15 × 7.09 × 4.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.15 mm7.09 mm1.50 ctK / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 710540250
Side View
Table 57.0%Crown 38°Girdle: MED-THKPavilion 39.9°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £2,996 GBP|Low: £877 GBP|High: £2,996 GBP|Avg: £1,379 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
November 5, 2026
Retailer 4£924 GBP
Retailer 5£981 GBP
Retailer 6£1,028 GBP
Retailer 7£1,032 GBP
Retailer 10£1,113 GBP
Retailer 11£1,113 GBP
Retailer 8£1,164 GBP
Retailer 9£1,284 GBP
Retailer 12£1,461 GBP
Retailer 3£1,592 GBP
Retailer 2£1,667 GBP
NZ Jewellers£2,996 GBP

24 data points across 12 retailers

9 retailers£981 GBP to £2,996 GBP

B+
Cheapest Retailer
-
£981 GBP
B+
Retailer 2
-
£1,028 GBP
View
Final sale: no returns
B+
Retailer 3
-
£1,032 GBP
View
Retailer 4
-
£1,113 GBP
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£1,113 GBP
View
B+
Retailer 6
-
£1,164 GBP
View
B+
Retailer 7
-
£1,284 GBP
View
B+
Retailer 8
-
£1,667 GBP
View
Most Expensive
B
NZ Jewellers
1d3bf728-a37e-4c9a-95b4-3040a043663d · Nov 5
£2,996 GBP
$4,033 USD
View
8 more retailers have this diamond
Prices start from £981 GBPSave up to £2,016 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.

B+
1.50ct Round
£981 GBP