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Asscher|Lab Grown|IGI

1.50ct D SI1 Asscher Lab Grown Diamond

VG • D/SI1 • IGI LG779633924

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG779633924

Diamond specifications and retailer prices

From £138 GBP
$185 USD
As of October 30, 2026
Save £443 GBP (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £581 GBP at Friendly Diamonds · As of October 31, 2026
View at Friendly Diamonds

About this 1.5ct lab-grown asscher diamond

This 1.5ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG779633924 or 779633924. Listed at 11 retailers as of October 30, 2026, with prices from £138 to £581, a £443 spread on the same certified stone. Friendly Diamonds lists it at £581. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779633924
Dimensions6.34 × 6.33 × 4.27 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.34 mm6.33 mm1.50 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779633924
Side View
Table 71.0%Crown 39.4°Girdle: MediumPavilion 42.2°Culet: NoneDepth 67.5%

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: £581 GBP|Low: £138 GBP|High: £773 GBP|Avg: £320 GBP
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 3£138 GBP
Retailer 13£160 GBP
Retailer 7£171 GBP
Retailer 10£191 GBP
Retailer 6£191 GBP
Retailer 11£302 GBP
Retailer 2£307 GBP
Retailer 12£309 GBP
Retailer 4£334 GBP
Retailer 8£364 GBP
Retailer 9£550 GBP
Friendly Diamonds£581 GBP
Retailer 5£773 GBP

5 data points across 13 retailers

11 retailers£138 GBP to £581 GBP

A
Cheapest Retailer
-
£138 GBP
$185 USD
A
Retailer 2
-
£160 GBP
$215 USD
View
A
Retailer 3
-
£171 GBP
$229 USD
View
A
Retailer 4
-
£191 GBP
HK$2,000 HKD
View
A
Retailer 5
-
£191 GBP
View
B+
Retailer 6
-
£302 GBP
$404 USD
View
A
Retailer 7
-
£307 GBP
View
B+
Retailer 8
-
£309 GBP
View
B+
Retailer 9
-
£364 GBP
$488 USD
View
B
Retailer 10
-
£550 GBP
$737 USD
View
Most Expensive
B
Friendly Diamonds
6556411 · Oct 31
£581 GBP
$779 USD
View
10 more retailers have this diamond
Prices start from £138 GBPSave up to £443 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
1.50ct Asscher
£138 GBP