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Emerald|Natural|GIA

1.50ct I SI2 Emerald Natural Diamond

ID • I/SI2 • GIA 1236690811

Certificate GIA 1236690811

Diamond specifications and retailer prices

From £2,511 GBP
As of October 30, 2026
Save £2,191 GBP (47%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £4,702 GBP at NZ Jewellers · As of October 30, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1236690811. Listed at 8 retailers as of October 30, 2026, with prices from £2,511 to £4,702, a £2,191 spread on the same certified stone. NZ Jewellers lists it at £4,702. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle47.91°
Pavilion angle57.44°
OriginNatural
Grading LabGIA
CertificateGIA 1236690811
Dimensions8.25 × 5.18 × 3.50 mm
L/W Ratio1.59
Girdle conditionVery Thick
Key to symbols
Feather, Crystal, Needle
Top View
8.25 mm5.18 mm1.50 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1236690811
Side View
Table 66.0%Crown 47.91°Girdle: THK-VTKPavilion 57.44°Culet: NoneDepth 67.7%

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: Oct 30
Current: £4,702 GBP|Low: £2,503 GBP|High: £4,896 GBP|Avg: £3,310 GBP|-4.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 4£2,511 GBP
Retailer 3£2,640 GBP
Retailer 7£2,698 GBP
Retailer 6£2,802 GBP
Retailer 5£2,809 GBP
Retailer 2£3,040 GBP
Retailer 8£4,652 GBP
NZ Jewellers£4,702 GBP

33 data points across 8 retailers

8 retailers£2,511 GBP to £4,702 GBP

A
Cheapest Retailer
-
£2,511 GBP
A
Retailer 2
-
£2,640 GBP
View
A
Retailer 3
-
£2,698 GBP
$3,593 USD
View
A
Retailer 4
-
£2,802 GBP
$3,732 USD
View
A
Retailer 5
-
£2,809 GBP
$3,741 USD
View
A
Retailer 6
-
£3,040 GBP
$4,048 USD
View
B+
Retailer 7
-
£4,652 GBP
View
Most Expensive
B+
NZ Jewellers
a7e9a660-6b09-472a-a11e-2ad40549491f · Oct 30
£4,702 GBP
$6,261 USD
View
7 more retailers have this diamond
Prices start from £2,511 GBPSave up to £2,191 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
£2,511 GBP