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Asscher|Lab Grown|IGI

1.04ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG825639604

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG825639604

Diamond specifications and retailer prices

From £312 GBP
$418 USD
As of October 30, 2026
Save £1,748 GBP (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £2,060 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.04ct lab-grown asscher diamond

This 1.04ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825639604 or 825639604. Listed at 17 retailers as of October 30, 2026, with prices from £312 to £2,060, a £1,748 spread on the same certified stone. Brilliant Earth lists it at £2,060. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825639604
Dimensions5.57 × 5.54 × 3.67 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
5.57 mm5.54 mm1.04 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825639604
Side View
Table 63.0%Crown 37.8°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 66.2%

Caratlytics Score

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A+
Exceptional
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: £637 GBP|Low: £312 GBP|High: £1,500 GBP|Avg: £688 GBP|-3.9%
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
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 11£312 GBP
Retailer 4£349 GBP
Retailer 9£349 GBP
Retailer 12£387 GBP
Retailer 8£388 GBP
Retailer 16£420 GBP
Retailer 14£552 GBP
Retailer 6£586 GBP
Retailer 13£608 GBP
Retailer 3£610 GBP
Retailer 1£637 GBP
Retailer 2£665 GBP
Retailer 5£1,023 GBP
Retailer 10£1,084 GBP
Retailer 15£1,243 GBP
Retailer 7£1,427 GBP

18 data points across 16 retailers

17 retailers£312 GBP to £2,060 GBP

A+
Cheapest Retailer
-
£312 GBP
$418 USD
A
Retailer 2
-
£349 GBP
$468 USD
View
Final sale: no returns
A
Retailer 3
-
£349 GBP
$468 USD
View
A
Retailer 4
-
£387 GBP
$518 USD
View
A
Retailer 5
-
£388 GBP
$520 USD
View
A
Retailer 6
-
£420 GBP
HK$4,400 HKD
View
B+
Retailer 7
-
£552 GBP
$740 USD
View
B+
Retailer 8
-
£586 GBP
$785 USD
View
B+
Retailer 9
-
£608 GBP
€776 EUR
View
B+
Retailer 10
-
£610 GBP
$817 USD
View
B+
Retailer 11
-
£637 GBP
View
B+
Retailer 12
-
£665 GBP
ZAR 14,384 ZAR
View
B+
Retailer 13
-
£1,023 GBP
SGD 1,853 SGD
View
B
Retailer 14
-
£1,084 GBP
$1,453 USD
View
B+
Retailer 15
-
£1,243 GBP
$1,666 USD
View
B
Retailer 16
-
£1,427 GBP
View
Most Expensive
B
Brilliant Earth
21294269A · Oct 30
£2,060 GBP
$2,760 USD
View
16 more retailers have this diamond
Prices start from £312 GBPSave up to £1,748 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+
1.04ct Asscher
£312 GBP