Emerald|Lab Grown|IGI

1.55ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG635469723

Shape and cutting style on the report: Emerald cut

Certificate IGI LG635469723

Diamond specifications and retailer prices

From £248 GBP
$332 USD
As of October 30, 2026
Save £984 GBP (80%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,756 GBP at Rare Carat · As of August 9, 2026
View at Rare Carat

About this 1.55ct lab-grown emerald diamond

This 1.55ct lab-grown emerald sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG635469723 or 635469723. Listed at 24 retailers as of October 30, 2026, with a 397% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635469723
Dimensions7.88 × 5.47 × 3.64 mm
L/W Ratio1.44
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
7.88 mm5.47 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635469723
Side View
Table 65.0%Crown 38.9°Girdle: MED-STKPavilion 40.9°Culet: LNGDepth 66.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £1,232 GBP|Low: £238 GBP|High: £1,247 GBP|Avg: £587 GBP|-1.1%
Retailer 1
Retailer 2
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Retailer 11
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Retailer 17
November 1, 2026
Retailer 17£248 GBP
Retailer 9£277 GBP
Retailer 5£287 GBP
Retailer 2£307 GBP
Retailer 3£307 GBP
Retailer 11£422 GBP
Retailer 15£422 GBP
Retailer 8£500 GBP
Retailer 12£507 GBP
Retailer 14£528 GBP
Retailer 10£546 GBP
Retailer 13£717 GBP
Retailer 16£902 GBP
Retailer 7£985 GBP
Retailer 4£988 GBP
Retailer 6£1,103 GBP
Retailer 1£1,232 GBP

44 data points across 17 retailers

24 retailers£248 GBP to £1,232 GBP

A
Cheapest Retailer
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£248 GBP
$332 USD
A
Retailer 2
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£277 GBP
$371 USD
View
Final sale: no returns
A
Retailer 3
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£287 GBP
$385 USD
View
Retailer 4
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£307 GBP
$412 USD
View
Price last confirmed 7 days ago
A
Retailer 5
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£307 GBP
$412 USD
View
A
Retailer 6
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£344 GBP
HK$3,600 HKD
View
A
Retailer 7
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£422 GBP
$565 USD
View
A
Retailer 8
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£422 GBP
$565 USD
View
A
Retailer 9
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£500 GBP
$670 USD
View
A
Retailer 10
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£507 GBP
€647 EUR
View
A
Retailer 11
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£528 GBP
ZAR 11,435 ZAR
View
A
Retailer 12
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£546 GBP
View
A
Retailer 13
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£717 GBP
A$1,477 AUD
View
B+
Retailer 14
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£797 GBP
$1,068 USD
View
B+
Retailer 15
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£902 GBP
$1,208 USD
View
B+
Retailer 16
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£985 GBP
SGD 1,784 SGD
View
B+
Retailer 17
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£988 GBP
$1,324 USD
View
B+
Retailer 18
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£1,021 GBP
$1,368 USD
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B+
Retailer 19
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£1,103 GBP
$1,478 USD
View
B+
Retailer 20
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£1,161 GBP
$1,556 USD
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B+
Retailer 21
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£1,194 GBP
View
B
Retailer 22
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£1,206 GBP
$1,615 USD
View
B+
Retailer 23
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£1,232 GBP
View
Most Expensive
Rare Carat
198C56-29A · Aug 9
£1,756 GBP
$2,353 USD
View
Price last confirmed 84 days ago
23 more retailers have this diamond
Prices start from £248 GBPSave up to £984 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
1.55ct Emerald
£248 GBP