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Emerald|Natural|IGI

1.50ct L SI1 Emerald Natural Diamond

VG • L/SI1 • IGI 657452188

Shape and cutting style on the report: Emerald cut

Certificate IGI 657452188

Diamond specifications and retailer prices

From £1,249 GBP
As of November 5, 2026
Save £2,222 GBP (64%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,471 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 L colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 657452188. Listed at 10 retailers as of November 5, 2026, with prices from £1,249 to £3,471, a £2,222 spread on the same certified stone. NZ Jewellers lists it at £3,471. 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
L
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.1°
Pavilion angle43.9°
OriginNatural
Grading LabIGI
CertificateIGI 657452188
Dimensions7.52 × 5.46 × 3.73 mm
L/W Ratio1.38
Culet sizeLarge
Top View
7.52 mm5.46 mm1.50 ctL / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 657452188
Side View
Table 68.0%Crown 36.1°Girdle: STK-THKPavilion 43.9°Culet: LargeDepth 68.3%

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 5
Current: £3,471 GBP|Low: £1,249 GBP|High: £3,471 GBP|Avg: £1,835 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 3£1,249 GBP
Retailer 7£1,423 GBP
Retailer 5£1,489 GBP
Retailer 6£1,544 GBP
Retailer 8£1,642 GBP
Retailer 4£1,736 GBP
Retailer 2£2,087 GBP
NZ Jewellers£3,471 GBP

45 data points across 8 retailers

10 retailers£1,249 GBP to £3,471 GBP

A
Cheapest Retailer
-
£1,249 GBP
B+
Retailer 2
-
£1,423 GBP
View
B+
Retailer 3
-
£1,456 GBP
View
B+
Retailer 4
-
£1,489 GBP
View
B+
Retailer 5
-
£1,525 GBP
View
B+
Retailer 6
-
£1,544 GBP
View
B+
Retailer 7
-
£1,642 GBP
View
B+
Retailer 8
-
£1,736 GBP
View
B
Retailer 9
-
£2,087 GBP
View
Most Expensive
C
NZ Jewellers
a27bd021-e51b-4e06-8e10-d389674044bb · Nov 5
£3,471 GBP
$4,671 USD
View
9 more retailers have this diamond
Prices start from £1,249 GBPSave up to £2,222 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 Emerald
£1,249 GBP