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Asscher|Lab Grown|IGI

1.53ct D FL Asscher Lab Grown Diamond

EX • D/FL • IGI LG799636428

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG799636428

Diamond specifications and retailer prices

From £297 GBP
$398 USD
As of October 31, 2026
Save £2,166 GBP (88%) vs most expensive(unlock to see where)
9 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 LG799636428 or 799636428. Listed at 9 retailers as of October 31, 2026, with a 729% 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799636428
Dimensions6.47 × 6.43 × 4.07 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
6.47 mm6.43 mm1.53 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799636428
Side View
Table 65.0%Crown 38°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
A+
Exceptional
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 31
Current: £2,758 GBP|Low: £297 GBP|High: £3,620 GBP|Avg: £1,338 GBP|+4.0%
Rare Carat
Retailer 2
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Retailer 19
October 31, 2026
Retailer 2£297 GBP
Retailer 5£342 GBP
Retailer 3£393 GBP
Retailer 15£512 GBP
Retailer 16£522 GBP
Retailer 4£698 GBP
Retailer 8£855 GBP
Retailer 12£881 GBP
Retailer 19£890 GBP
Retailer 6£1,025 GBP
Retailer 11£1,030 GBP
Retailer 18£1,084 GBP
Retailer 17£1,406 GBP
Retailer 7£1,570 GBP
Retailer 9£1,878 GBP
Retailer 14£2,276 GBP
Retailer 10£2,396 GBP
Retailer 13£2,463 GBP
Rare Carat£2,758 GBP

18 data points across 19 retailers

9 retailers£297 GBP to £2,463 GBP

A+
Cheapest Retailer
-
£297 GBP
$398 USD
A
Retailer 2
-
£512 GBP
$686 USD
View
A
Retailer 3
-
£522 GBP
$700 USD
View
B+
Retailer 4
-
£881 GBP
$1,180 USD
View
B+
Retailer 5
-
£1,084 GBP
$1,452 USD
View
B+
Retailer 6
-
£1,406 GBP
View
B
Retailer 7
-
£2,276 GBP
$3,050 USD
View
B
Retailer 8
-
£2,463 GBP
$3,300 USD
View
Most Expensive
Rare Carat
PD-205550 · Oct 19
£2,758 GBP
$3,695 USD
View
Price last confirmed 12 days ago
8 more retailers have this diamond
Prices start from £297 GBPSave up to £2,166 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
£297 GBP