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Round|Natural|IGI

1.50ct M VS1 Round Natural Diamond

EX • M/VS1 • IGI 644482850

Shape and cutting style on the report: Round brilliant

Certificate IGI 644482850

Diamond specifications and retailer prices

From £1,817 GBP
As of November 1, 2026
Save £2,530 GBP (58%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £4,346 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 M colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 644482850. Listed at 13 retailers as of November 1, 2026, with prices from £1,817 to £4,346, a £2,530 spread on the same certified stone. NZ Jewellers lists it at £4,346. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
M
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.7°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 644482850
Dimensions7.32 × 7.40 × 4.44 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.32 mm7.40 mm1.50 ctM / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 644482850
Side View
Table 63.0%Crown 32.7°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.3%

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: £4,346 GBP|Low: £1,817 GBP|High: £4,370 GBP|Avg: £2,304 GBP|-0.5%
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
November 6, 2026
Retailer 9£1,817 GBP
Retailer 11£1,862 GBP
Retailer 6£1,922 GBP
Retailer 5£2,003 GBP
Retailer 10£2,040 GBP
Retailer 4£2,079 GBP
Retailer 14£2,079 GBP
Retailer 12£2,159 GBP
Retailer 3£2,184 GBP
Retailer 2£2,264 GBP
Retailer 13£2,399 GBP
Retailer 8£2,418 GBP
Retailer 7£2,537 GBP
NZ Jewellers£4,346 GBP

45 data points across 14 retailers

13 retailers£1,817 GBP to £4,346 GBP

A
Cheapest Retailer
-
£1,817 GBP
A
Retailer 2
-
£1,862 GBP
View
B+
Retailer 3
-
£2,003 GBP
View
B+
Retailer 4
-
£2,040 GBP
View
B+
Retailer 5
-
£2,079 GBP
View
Retailer 6
-
£2,079 GBP
View
Price last confirmed 8 days ago
B+
Retailer 7
-
£2,159 GBP
View
B+
Retailer 8
-
£2,184 GBP
View
A
Retailer 9
-
£2,264 GBP
View
B+
Retailer 10
-
£2,399 GBP
View
B+
Retailer 11
-
£2,418 GBP
View
B+
Retailer 12
-
£2,537 GBP
View
Most Expensive
C
NZ Jewellers
f55d63d5-215a-419c-b78d-a399157bcf48 · Nov 5
£4,346 GBP
$5,850 USD
View
12 more retailers have this diamond
Prices start from £1,817 GBPSave up to £2,530 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
£1,817 GBP