Asscher|Lab Grown|IGI

1.55ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG756576012

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG756576012

Diamond specifications and retailer prices

From £290 GBP
$388 USD
As of October 30, 2026
Save £2,629 GBP (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £3,821 GBP at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.55ct lab-grown asscher diamond

This 1.55ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG756576012 or 756576012. Listed at 24 retailers as of October 30, 2026, with a 908% 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.1°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756576012
Dimensions6.55 × 6.30 × 4.07 mm
L/W Ratio1.04
Culet sizePointed
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
6.55 mm6.30 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756576012
Side View
Table 62.0%Crown 30.1°Girdle: ThickPavilion 37.7°Culet: NoneDepth 64.6%

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: £2,918 GBP|Low: £290 GBP|High: £3,702 GBP|Avg: £1,026 GBP|-21.2%
Brilliant Earth
Retailer 2
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November 1, 2026
Retailer 11£290 GBP
Retailer 16£324 GBP
Retailer 8£325 GBP
Retailer 5£360 GBP
Retailer 22£360 GBP
Retailer 3£470 GBP
Retailer 6£543 GBP
Retailer 17£568 GBP
Retailer 20£572 GBP
Retailer 18£618 GBP
Retailer 13£651 GBP
Retailer 7£812 GBP
Retailer 21£862 GBP
Retailer 9£1,046 GBP
Retailer 4£1,155 GBP
Retailer 10£1,183 GBP
Retailer 19£1,249 GBP
Retailer 14£1,298 GBP
Retailer 15£1,331 GBP
Retailer 2£1,405 GBP
Retailer 12£2,806 GBP
Brilliant Earth£2,918 GBP

27 data points across 22 retailers

24 retailers£290 GBP to £2,918 GBP

A
Cheapest Retailer
-
£290 GBP
$388 USD
A
Retailer 2
-
£324 GBP
$434 USD
View
Final sale: no returns
A
Retailer 3
-
£325 GBP
$435 USD
View
Retailer 4
-
£360 GBP
$482 USD
View
Price last confirmed 7 days ago
A
Retailer 5
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£360 GBP
$482 USD
View
A
Retailer 6
-
£470 GBP
$630 USD
View
A
Retailer 7
-
£543 GBP
$727 USD
View
A
Retailer 8
-
£568 GBP
€725 EUR
View
A
Retailer 9
-
£572 GBP
$766 USD
View
A
Retailer 10
-
£618 GBP
ZAR 13,368 ZAR
View
A
Retailer 11
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£651 GBP
View
A
Retailer 12
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£812 GBP
$1,088 USD
View
B+
Retailer 13
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£862 GBP
$1,155 USD
View
B+
Retailer 14
-
£1,046 GBP
View
B+
Retailer 15
-
£1,155 GBP
$1,548 USD
View
B+
Retailer 16
-
£1,183 GBP
$1,585 USD
View
B+
Retailer 17
-
£1,249 GBP
$1,674 USD
View
B+
Retailer 18
-
£1,298 GBP
SGD 2,350 SGD
View
B+
Retailer 19
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£1,331 GBP
$1,783 USD
View
B+
Retailer 20
-
£1,405 GBP
View
B+
Retailer 21
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£1,433 GBP
$1,920 USD
View
Retailer 22
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£2,806 GBP
$3,760 USD
View
Price last confirmed 14 days ago
B
Retailer 23
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£2,918 GBP
$3,910 USD
View
Most Expensive
Brilliant Earth
18183100A · Sep 28
£3,821 GBP
$5,120 USD
View
Price last confirmed 34 days ago
23 more retailers have this diamond
Prices start from £290 GBPSave up to £2,629 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 Asscher
£290 GBP