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Asscher|Lab Grown|IGI

1.80ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG830620118

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG830620118

Diamond specifications and retailer prices

From £346 GBP
$463 USD
As of October 30, 2026
Save £2,662 GBP (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £3,008 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.8ct lab-grown asscher diamond

This 1.8ct 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 LG830620118 or 830620118. Listed at 18 retailers as of October 30, 2026, with prices from £346 to £3,008, a £2,662 spread on the same certified stone. Brilliant Earth lists it at £3,008. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830620118
Dimensions6.79 × 6.71 × 4.35 mm
L/W Ratio1.01
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
6.79 mm6.71 mm1.80 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830620118
Side View
Table 66.0%Crown 38.6°Girdle: Slightly ThickPavilion 38.7°Culet: NoneDepth 64.8%

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 30
Current: £3,008 GBP|Low: £346 GBP|High: £4,291 GBP|Avg: £1,172 GBP|-29.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 3£346 GBP
Retailer 14£387 GBP
Retailer 7£428 GBP
Retailer 11£453 GBP
Retailer 9£502 GBP
Retailer 8£534 GBP
Retailer 16£613 GBP
Retailer 18£669 GBP
Retailer 13£710 GBP
Retailer 5£1,075 GBP
Retailer 15£1,151 GBP
Retailer 12£1,377 GBP
Retailer 6£1,399 GBP
Retailer 17£1,494 GBP
Retailer 10£1,828 GBP
Retailer 4£2,561 GBP
Retailer 2£2,903 GBP
Brilliant Earth£3,008 GBP

4 data points across 18 retailers

18 retailers£346 GBP to £3,008 GBP

A
Cheapest Retailer
-
£346 GBP
$463 USD
A
Retailer 2
-
£387 GBP
$518 USD
View
A
Retailer 3
-
£428 GBP
$574 USD
View
A
Retailer 4
-
£453 GBP
View
A
Retailer 5
-
£502 GBP
$673 USD
View
Final sale: no returns
A
Retailer 6
-
£534 GBP
$715 USD
View
A
Retailer 7
-
£613 GBP
$821 USD
View
A
Retailer 8
-
£669 GBP
$897 USD
View
A
Retailer 9
-
£710 GBP
View
B+
Retailer 10
-
£1,075 GBP
$1,440 USD
View
B+
Retailer 11
-
£1,151 GBP
$1,542 USD
View
B+
Retailer 12
-
£1,377 GBP
$1,845 USD
View
B+
Retailer 13
-
£1,399 GBP
$1,875 USD
View
B+
Retailer 14
-
£1,494 GBP
$2,002 USD
View
B
Retailer 15
-
£1,828 GBP
SGD 3,309 SGD
View
B
Retailer 16
-
£2,561 GBP
$3,431 USD
View
B
Retailer 17
-
£2,903 GBP
$3,890 USD
View
Most Expensive
B
Brilliant Earth
22348745A · Oct 31
£3,008 GBP
$4,030 USD
View
17 more retailers have this diamond
Prices start from £346 GBPSave up to £2,662 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
1.80ct Asscher
£346 GBP