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Emerald|Lab Grown|IGI

1.56ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG598362559

Shape and cutting style on the report: Emerald cut

Certificate IGI LG598362559

Diamond specifications and retailer prices

From £142 GBP
$190 USD
As of October 27, 2026
Save £1,217 GBP (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,358 GBP at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 1.56ct lab-grown emerald diamond

This 1.56ct lab-grown emerald sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG598362559 or 598362559. Listed at 9 retailers as of October 27, 2026, with prices from £142 to £1,358, a £1,217 spread on the same certified stone. Do Amore Diamonds lists it at £1,358. 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

1.56
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598362559
Dimensions7.79 × 5.38 × 3.54 mm
L/W Ratio1.45
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.79 mm5.38 mm1.56 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598362559
Side View
Table 62.0%Crown 34.1°Girdle: MediumPavilion 39.8°Culet: LargeDepth 65.8%

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 27
Current: £1,358 GBP|Low: £136 GBP|High: £1,358 GBP|Avg: £545 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 19, 2026
Retailer 7£142 GBP
Retailer 13£158 GBP
Retailer 12£164 GBP
Retailer 9£308 GBP
Retailer 3£317 GBP
Retailer 4£464 GBP
Retailer 6£566 GBP
Retailer 10£612 GBP
Retailer 11£623 GBP
Retailer 5£726 GBP
Retailer 2£781 GBP
Retailer 8£806 GBP
Do Amore Diamonds£1,358 GBP

15 data points across 13 retailers

9 retailers£142 GBP to £1,358 GBP

A
Cheapest Retailer
-
£142 GBP
$190 USD
A
Retailer 2
-
£164 GBP
$220 USD
View
Retailer 3
-
£308 GBP
$413 USD
View
Price last confirmed 7 days ago
B+
Retailer 4
-
£566 GBP
$759 USD
View
B
Retailer 5
-
£612 GBP
$820 USD
View
Retailer 6
-
£623 GBP
$835 USD
View
Price last confirmed 8 days ago
Retailer 7
-
£781 GBP
View
Price last confirmed 14 days ago
B
Retailer 8
-
£806 GBP
$1,080 USD
View
Most Expensive
B
Do Amore Diamonds
27-15BD05C9D · Oct 27
£1,358 GBP
$1,820 USD
View
8 more retailers have this diamond
Prices start from £142 GBPSave up to £1,217 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
1.56ct Emerald
£142 GBP