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Asscher|Lab Grown|IGI

1.53ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG778640065

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG778640065

Diamond specifications and retailer prices

From £256 GBP
$343 USD
As of October 30, 2026
Save £2,207 GBP (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,758 GBP at Rare Carat · As of October 19, 2026
View at Rare Carat

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778640065 or 778640065. Listed at 12 retailers as of October 30, 2026, with a 862% 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

1.53
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778640065
Dimensions6.45 × 6.42 × 4.01 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
6.45 mm6.42 mm1.53 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778640065
Side View
Table 67.0%Crown 34.6°Girdle: MediumPavilion 38.8°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £2,758 GBP|Low: £256 GBP|High: £4,426 GBP|Avg: £1,508 GBP|+4.8%
Rare Carat
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£256 GBP
Retailer 2£297 GBP
Retailer 4£500 GBP
Retailer 15£512 GBP
Retailer 16£522 GBP
Retailer 9£881 GBP
Retailer 5£1,045 GBP
Retailer 3£1,084 GBP
Retailer 14£1,128 GBP
Retailer 6£1,130 GBP
Retailer 8£1,267 GBP
Retailer 13£1,378 GBP
Retailer 12£2,276 GBP
Retailer 10£2,463 GBP
Retailer 7£2,514 GBP
Rare Carat£2,758 GBP

31 data points across 16 retailers

12 retailers£256 GBP to £2,463 GBP

A
Cheapest Retailer
-
£256 GBP
$343 USD
A
Retailer 2
-
£297 GBP
$398 USD
View
A
Retailer 3
-
£500 GBP
$670 USD
View
Final sale: no returns
A
Retailer 4
-
£512 GBP
$686 USD
View
A
Retailer 5
-
£522 GBP
$700 USD
View
B+
Retailer 6
-
£881 GBP
$1,180 USD
View
B+
Retailer 7
-
£1,084 GBP
$1,452 USD
View
B+
Retailer 8
-
£1,128 GBP
$1,511 USD
View
B+
Retailer 9
-
£1,378 GBP
View
B
Retailer 10
-
£2,276 GBP
$3,050 USD
View
B
Retailer 11
-
£2,463 GBP
$3,300 USD
View
Most Expensive
Rare Carat
HL-166986 · Oct 19
£2,758 GBP
$3,695 USD
View
Price last confirmed 13 days ago
11 more retailers have this diamond
Prices start from £256 GBPSave up to £2,207 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
£256 GBP