Asscher|Lab Grown|IGI

4.10ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG780663140

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG780663140

Diamond specifications and retailer prices

From £4,514 GBP
$6,048 USD
As of October 30, 2026
Save £12,889 GBP (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £26,511 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.1ct lab-grown asscher diamond

This 4.1ct lab-grown asscher sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780663140 or 780663140. Listed at 14 retailers as of October 30, 2026, with a 286% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.10
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780663140
Dimensions8.75 × 8.72 × 5.85 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
8.75 mm8.72 mm4.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780663140
Side View
Table 62.0%Crown 37.9°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 67.1%

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: £6,359 GBP|Low: £4,514 GBP|High: £33,516 GBP|Avg: £11,258 GBP|-18.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
With Clarity
October 31, 2026
Retailer 11£4,514 GBP
Retailer 13£4,779 GBP
Retailer 3£6,276 GBP
Retailer 1£6,359 GBP
Retailer 10£6,609 GBP
Retailer 2£7,687 GBP
Retailer 8£8,212 GBP
Retailer 4£9,351 GBP
Retailer 9£10,123 GBP
Retailer 6£10,486 GBP
Retailer 7£10,532 GBP
Retailer 12£13,464 GBP
Retailer 5£17,403 GBP
With Clarity£26,511 GBP

38 data points across 14 retailers

14 retailers£4,514 GBP to £17,403 GBP

A
Cheapest Retailer
-
£4,514 GBP
$6,048 USD
A
Retailer 2
-
£4,779 GBP
$6,404 USD
View
A
Retailer 3
-
£6,276 GBP
HK$65,700 HKD
View
A
Retailer 4
-
£6,359 GBP
View
Retailer 5
-
£6,609 GBP
$8,855 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
£7,687 GBP
$10,300 USD
View
B+
Retailer 7
-
£8,212 GBP
€10,479 EUR
View
B+
Retailer 8
-
£9,351 GBP
$12,529 USD
View
B+
Retailer 9
-
£10,123 GBP
View
B+
Retailer 10
-
£10,486 GBP
$14,050 USD
View
B+
Retailer 11
-
£10,532 GBP
ZAR 227,976 ZAR
View
B
Retailer 12
-
£13,464 GBP
$18,040 USD
View
B
Retailer 13
-
£17,403 GBP
$23,318 USD
View
Most Expensive
With Clarity
780663140 · Oct 31
£26,511 GBP
$35,522 USD
View
Price under review
13 more retailers have this diamond
Prices start from £4,514 GBPSave up to £12,889 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
4.10ct Asscher
£4,514 GBP