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Emerald|Natural|IGI

1.50ct M SI1 Emerald Natural Diamond

VG • M/SI1 • IGI 729536811

Shape and cutting style on the report: Emerald cut

Certificate IGI 729536811

Diamond specifications and retailer prices

From £1,288 GBP
As of November 4, 2026
Save £2,159 GBP (63%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,447 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural emerald diamond

This 1.5ct natural emerald sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 729536811. Listed at 12 retailers as of November 4, 2026, with prices from £1,288 to £3,447, a £2,159 spread on the same certified stone. NZ Jewellers lists it at £3,447. 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
M
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.7°
Pavilion angle38.4°
OriginNatural
Grading LabIGI
CertificateIGI 729536811
Dimensions8.04 × 5.46 × 3.37 mm
L/W Ratio1.47
Culet sizeLarge
Top View
8.04 mm5.46 mm1.50 ctM / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 729536811
Side View
Table 65.0%Crown 32.7°Girdle: Slightly ThickPavilion 38.4°Culet: LargeDepth 61.7%

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: £3,447 GBP|Low: £993 GBP|High: £3,447 GBP|Avg: £1,668 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
November 6, 2026
Retailer 6£993 GBP
Retailer 4£1,288 GBP
Retailer 10£1,380 GBP
Retailer 9£1,413 GBP
Retailer 11£1,413 GBP
Retailer 13£1,414 GBP
Retailer 5£1,449 GBP
Retailer 8£1,479 GBP
Retailer 14£1,515 GBP
Retailer 12£1,631 GBP
Retailer 7£1,724 GBP
Retailer 2£1,920 GBP
Retailer 3£2,282 GBP
NZ Jewellers£3,447 GBP

27 data points across 14 retailers

12 retailers£1,288 GBP to £3,447 GBP

B+
Cheapest Retailer
-
£1,288 GBP
B+
Retailer 2
-
£1,380 GBP
View
Retailer 3
-
£1,413 GBP
View
Price last confirmed 21 days ago
B+
Retailer 4
-
£1,413 GBP
View
B+
Retailer 5
-
£1,414 GBP
View
B+
Retailer 6
-
£1,449 GBP
View
B+
Retailer 7
-
£1,479 GBP
View
B+
Retailer 8
-
£1,515 GBP
View
B+
Retailer 9
-
£1,631 GBP
View
B+
Retailer 10
-
£1,724 GBP
View
B
Retailer 11
-
£1,920 GBP
View
Most Expensive
C
NZ Jewellers
0e7a89f8-e0f5-4c08-b301-c00a5997f48c · Nov 5
£3,447 GBP
$4,639 USD
View
11 more retailers have this diamond
Prices start from £1,288 GBPSave up to £2,159 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 Emerald
£1,288 GBP