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Asscher|Lab Grown|IGI

1.30ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG743572047

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG743572047

Diamond specifications and retailer prices

From £199 GBP
$267 USD
As of November 1, 2026
Save £1,634 GBP (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,833 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.3ct lab-grown asscher diamond

This 1.3ct lab-grown asscher sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743572047 or 743572047. Listed at 10 retailers as of October 31, 2026, with prices from £199 to £1,833, a £1,634 spread on the same certified stone. Brilliant Earth lists it at £1,833. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle44.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743572047
Dimensions5.95 × 5.94 × 3.94 mm
L/W Ratio1.00
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
5.95 mm5.94 mm1.30 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743572047
Side View
Table 59.0%Crown 39°Girdle: MediumPavilion 44.3°Culet: NoneDepth 66.3%

Caratlytics Score

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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: Nov 1
Current: £1,833 GBP|Low: £197 GBP|High: £2,698 GBP|Avg: £721 GBP|-32.0%
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
November 1, 2026
Retailer 11£199 GBP
Retailer 8£366 GBP
Retailer 12£369 GBP
Retailer 10£387 GBP
Retailer 7£397 GBP
Retailer 13£445 GBP
Retailer 3£470 GBP
Retailer 9£527 GBP
Retailer 6£557 GBP
Retailer 2£867 GBP
Retailer 5£1,022 GBP
Retailer 4£1,171 GBP
Brilliant Earth£1,833 GBP

28 data points across 13 retailers

10 retailers£199 GBP to £1,833 GBP

A
Cheapest Retailer
-
£199 GBP
$267 USD
Final sale: no returns
Retailer 2
-
£223 GBP
$299 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
£366 GBP
$491 USD
View
Retailer 4
-
£369 GBP
$495 USD
View
Price last confirmed 5 days ago
Retailer 5
-
£387 GBP
€495 EUR
View
Price last confirmed 8 days ago
A
Retailer 6
-
£397 GBP
$533 USD
View
A
Retailer 7
-
£527 GBP
A$1,089 AUD
View
A
Retailer 8
-
£557 GBP
$748 USD
View
B+
Retailer 9
-
£867 GBP
View
Most Expensive
B
Brilliant Earth
16603949A · Oct 31
£1,833 GBP
$2,460 USD
View
9 more retailers have this diamond
Prices start from £199 GBPSave up to £1,634 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
1.30ct Asscher
£199 GBP