Emerald|Lab Grown|IGI

1.55ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG726533057

Shape and cutting style on the report: Emerald cut

Certificate IGI LG726533057

Diamond specifications and retailer prices

From £204 GBP
$274 USD
As of October 30, 2026
Save £2,482 GBP (92%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £2,687 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 LG726533057 or 726533057. Listed at 25 retailers as of October 30, 2026, with prices from £204 to £2,687, a £2,482 spread on the same certified stone. Brilliant Earth lists it at £2,687. 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 angle36.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726533057
Dimensions7.98 × 5.41 × 3.65 mm
L/W Ratio1.48
Culet sizeLarge
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
7.98 mm5.41 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726533057
Side View
Table 61.0%Crown 36.7°Girdle: MediumPavilion 40.4°Culet: LargeDepth 67.5%

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: £2,687 GBP|Low: £196 GBP|High: £3,351 GBP|Avg: £763 GBP|-19.8%
Brilliant Earth
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November 1, 2026
Retailer 25£204 GBP
Retailer 13£228 GBP
Retailer 24£237 GBP
Retailer 5£253 GBP
Retailer 15£296 GBP
Retailer 8£358 GBP
Retailer 19£373 GBP
Retailer 20£420 GBP
Retailer 22£435 GBP
Retailer 2£446 GBP
Retailer 12£450 GBP
Retailer 14£565 GBP
Retailer 21£589 GBP
Retailer 6£778 GBP
Retailer 9£782 GBP
Retailer 3£814 GBP
Retailer 18£834 GBP
Retailer 16£852 GBP
Retailer 17£855 GBP
Retailer 11£974 GBP
Retailer 23£1,016 GBP
Retailer 10£1,066 GBP
Retailer 7£1,078 GBP
Retailer 4£1,687 GBP
Brilliant Earth£2,687 GBP

32 data points across 25 retailers

25 retailers£204 GBP to £2,687 GBP

A
Cheapest Retailer
-
£204 GBP
$274 USD
A
Retailer 2
-
£228 GBP
$305 USD
View
Final sale: no returns
A
Retailer 3
-
£237 GBP
$318 USD
View
A
Retailer 4
-
£253 GBP
$339 USD
View
A
Retailer 5
-
£296 GBP
HK$3,100 HKD
View
A
Retailer 6
-
£358 GBP
$480 USD
View
A
Retailer 7
-
£373 GBP
$500 USD
View
A
Retailer 8
-
£420 GBP
€536 EUR
View
A
Retailer 9
-
£435 GBP
ZAR 9,422 ZAR
View
A
Retailer 10
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£446 GBP
View
A
Retailer 11
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£450 GBP
$603 USD
View
A
Retailer 12
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£565 GBP
$757 USD
View
A
Retailer 13
-
£589 GBP
A$1,214 AUD
View
B+
Retailer 14
-
£778 GBP
$1,043 USD
View
B+
Retailer 15
-
£782 GBP
$1,048 USD
View
B+
Retailer 16
-
£814 GBP
$1,091 USD
View
B+
Retailer 17
-
£834 GBP
$1,118 USD
View
B+
Retailer 18
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£852 GBP
$1,142 USD
View
B+
Retailer 19
-
£855 GBP
SGD 1,548 SGD
View
B+
Retailer 20
-
£974 GBP
$1,305 USD
View
B+
Retailer 21
-
£1,016 GBP
View
B+
Retailer 22
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£1,066 GBP
$1,429 USD
View
Retailer 23
-
£1,078 GBP
A$2,222 AUD
View
Price last confirmed 24 days ago
B
Retailer 24
-
£1,687 GBP
$2,260 USD
View
Most Expensive
B
Brilliant Earth
15598950A · Oct 31
£2,687 GBP
$3,600 USD
View
24 more retailers have this diamond
Prices start from £204 GBPSave up to £2,482 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
£204 GBP