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Emerald|Lab Grown|IGI

1.59ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG659435489

Shape and cutting style on the report: Emerald cut

Certificate IGI LG659435489

Diamond specifications and retailer prices

From £151 GBP
$201 USD
As of October 30, 2026
Save £1,005 GBP (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,156 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.59ct lab-grown emerald diamond

This 1.59ct lab-grown emerald sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG659435489 or 659435489. Listed at 18 retailers as of October 29, 2026, with prices from £151 to £1,156, a £1,005 spread on the same certified stone. Do Amore Diamonds lists it at £1,156. 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

1.59
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659435489
Dimensions7.98 × 5.53 × 3.71 mm
L/W Ratio1.44
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.98 mm5.53 mm1.59 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659435489
Side View
Table 62.0%Crown 32.1°Girdle: THN-MEDPavilion 38.1°Culet: LargeDepth 67.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,156 GBP|Low: £143 GBP|High: £1,179 GBP|Avg: £564 GBP|-1.9%
Do Amore Diamonds
Retailer 2
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Retailer 19
October 30, 2026
Retailer 8£151 GBP
Retailer 18£168 GBP
Retailer 14£175 GBP
Retailer 5£188 GBP
Retailer 13£188 GBP
Retailer 16£253 GBP
Retailer 2£385 GBP
Retailer 3£425 GBP
Retailer 6£439 GBP
Retailer 17£584 GBP
Retailer 4£665 GBP
Retailer 11£716 GBP
Retailer 9£755 GBP
Retailer 19£772 GBP
Retailer 7£794 GBP
Retailer 12£834 GBP
Retailer 15£899 GBP
Retailer 10£969 GBP
Do Amore Diamonds£1,156 GBP

36 data points across 19 retailers

18 retailers£151 GBP to £1,156 GBP

A
Cheapest Retailer
-
£151 GBP
$201 USD
A
Retailer 2
-
£168 GBP
$224 USD
View
Final sale: no returns
A
Retailer 3
-
£175 GBP
$233 USD
View
A
Retailer 4
-
£188 GBP
$250 USD
View
A
Retailer 5
-
£188 GBP
$250 USD
View
B+
Retailer 6
-
£253 GBP
$337 USD
View
B+
Retailer 7
-
£385 GBP
View
B+
Retailer 8
-
£425 GBP
$566 USD
View
B+
Retailer 9
-
£439 GBP
$584 USD
View
B+
Retailer 10
-
£584 GBP
CA$1,079 CAD
View
B
Retailer 11
-
£665 GBP
$885 USD
View
B
Retailer 12
-
£755 GBP
$1,005 USD
View
B
Retailer 13
-
£772 GBP
$1,028 USD
View
B
Retailer 14
-
£794 GBP
$1,057 USD
View
B
Retailer 15
-
£834 GBP
View
B
Retailer 16
-
£899 GBP
$1,198 USD
View
B
Retailer 17
-
£969 GBP
$1,290 USD
View
Most Expensive
B
Do Amore Diamonds
25-9083045-018A · Oct 29
£1,156 GBP
$1,540 USD
View
17 more retailers have this diamond
Prices start from £151 GBPSave up to £1,005 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
1.59ct Emerald
£151 GBP