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Emerald|Lab Grown|IGI

1.56ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG559278943

Shape and cutting style on the report: Emerald cut

Certificate IGI LG559278943

Diamond specifications and retailer prices

From £163 GBP
$217 USD
As of October 30, 2026
Save £1,406 GBP (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,569 GBP at Do Amore Diamonds · As of October 29, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG559278943 or 559278943. Listed at 17 retailers as of October 29, 2026, with prices from £163 to £1,569, a £1,406 spread on the same certified stone. Do Amore Diamonds lists it at £1,569. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.5°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG559278943
Dimensions7.79 × 5.54 × 3.67 mm
L/W Ratio1.41
Culet sizeLong
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.79 mm5.54 mm1.56 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG559278943
Side View
Table 64.5%Crown 29.5°Girdle: MediumPavilion 36.3°Culet: LNGDepth 66.2%

Caratlytics Score

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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: £422 GBP|Low: £130 GBP|High: £976 GBP|Avg: £476 GBP|+4.4%
Retailer 1
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 30, 2026
Retailer 9£163 GBP
Retailer 5£189 GBP
Retailer 8£189 GBP
Retailer 12£202 GBP
Retailer 2£315 GBP
Retailer 6£375 GBP
Retailer 4£394 GBP
Retailer 1£422 GBP
Retailer 13£653 GBP
Retailer 10£718 GBP
Retailer 11£758 GBP
Retailer 7£899 GBP
Retailer 3£954 GBP

45 data points across 13 retailers

17 retailers£163 GBP to £1,569 GBP

A
Cheapest Retailer
-
£163 GBP
$217 USD
A
Retailer 2
-
£189 GBP
$252 USD
View
Final sale: no returns
A
Retailer 3
-
£189 GBP
$252 USD
View
A
Retailer 4
-
£202 GBP
$269 USD
View
Retailer 5
-
£202 GBP
$269 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
£315 GBP
$420 USD
View
A
Retailer 7
-
£317 GBP
HK$3,300 HKD
View
A
Retailer 8
-
£375 GBP
€475 EUR
View
B+
Retailer 9
-
£394 GBP
$525 USD
View
B+
Retailer 10
-
£422 GBP
View
B
Retailer 11
-
£653 GBP
$869 USD
View
B
Retailer 12
-
£718 GBP
$956 USD
View
B
Retailer 13
-
£758 GBP
$1,010 USD
View
B
Retailer 14
-
£899 GBP
View
B
Retailer 15
-
£908 GBP
SGD 1,634 SGD
View
B
Retailer 16
-
£954 GBP
$1,270 USD
View
Most Expensive
B
Do Amore Diamonds
27-A28F2D928 · Oct 29
£1,569 GBP
$2,090 USD
View
16 more retailers have this diamond
Prices start from £163 GBPSave up to £1,406 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
£163 GBP