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Asscher|Lab Grown|IGI

1.53ct D IF Asscher Lab Grown Diamond

EX • D/IF • IGI LG729575030

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG729575030

Diamond specifications and retailer prices

From £239 GBP
$321 USD
As of November 3, 2026
Save £2,212 GBP (90%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £2,452 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.53ct lab-grown asscher diamond

This 1.53ct lab-grown asscher 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 LG729575030 or 729575030. Listed at 8 retailers as of November 2, 2026, with prices from £239 to £2,452, a £2,212 spread on the same certified stone. Brilliant Earth lists it at £2,452. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle43.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729575030
Dimensions6.51 × 6.47 × 4.16 mm
L/W Ratio1.01
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
6.51 mm6.47 mm1.53 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729575030
Side View
Table 65.0%Crown 36.9°Girdle: Slightly ThickPavilion 43.4°Culet: NoneDepth 64.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: £2,452 GBP|Low: £239 GBP|High: £2,549 GBP|Avg: £1,019 GBP|-3.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7£239 GBP
Retailer 3£399 GBP
Retailer 4£428 GBP
Retailer 9£709 GBP
Retailer 8£788 GBP
Retailer 6£902 GBP
Retailer 2£1,062 GBP
Retailer 5£1,669 GBP
Brilliant Earth£2,452 GBP

26 data points across 9 retailers

8 retailers£239 GBP to £2,452 GBP

A
Cheapest Retailer
-
£239 GBP
$321 USD
Final sale: no returns
A
Retailer 2
-
£399 GBP
$535 USD
View
A
Retailer 3
-
£428 GBP
€547 EUR
View
B+
Retailer 4
-
£788 GBP
$1,057 USD
View
B+
Retailer 5
-
£902 GBP
$1,211 USD
View
B+
Retailer 6
-
£1,062 GBP
View
Retailer 7
-
£1,669 GBP
$2,240 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
16021117A · Nov 2
£2,452 GBP
$3,290 USD
View
7 more retailers have this diamond
Prices start from £239 GBPSave up to £2,212 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
1.53ct Asscher
£239 GBP