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Asscher|Lab Grown|IGI

4.08ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG768630159

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG768630159

Diamond specifications and retailer prices

From £3,432 GBP
$4,599 USD
As of October 31, 2026
Save £13,902 GBP (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £17,334 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.08ct lab-grown asscher diamond

This 4.08ct 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 LG768630159 or 768630159. Listed at 14 retailers as of October 30, 2026, with prices from £3,432 to £17,334, a £13,902 spread on the same certified stone. Taylor and Hart lists it at £17,334. 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

4.08
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle43.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768630159
Dimensions8.79 × 8.71 × 5.59 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
8.79 mm8.71 mm4.08 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768630159
Side View
Table 62.0%Crown 33.7°Girdle: Slightly ThickPavilion 43.3°Culet: NoneDepth 64.2%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: £10,434 GBP|Low: £3,432 GBP|High: £17,334 GBP|Avg: £9,581 GBP|-36.9%
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
Taylor and Hart
October 30, 2026
Retailer 2£3,432 GBP
Retailer 11£4,098 GBP
Retailer 4£6,295 GBP
Retailer 7£6,308 GBP
Retailer 10£6,389 GBP
Retailer 3£7,650 GBP
Retailer 8£8,172 GBP
Retailer 5£8,431 GBP
Retailer 12£9,678 GBP
Retailer 9£10,076 GBP
Retailer 1£10,434 GBP
Retailer 6£10,483 GBP
Retailer 13£13,398 GBP
Taylor and Hart£17,334 GBP

38 data points across 14 retailers

14 retailers£3,432 GBP to £17,334 GBP

A
Cheapest Retailer
-
£3,432 GBP
$4,599 USD
A
Retailer 2
-
£4,098 GBP
$5,491 USD
View
A
Retailer 3
-
£6,295 GBP
HK$65,900 HKD
View
A
Retailer 4
-
£6,308 GBP
View
Retailer 5
-
£6,389 GBP
$8,560 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
£7,650 GBP
$10,250 USD
View
B+
Retailer 7
-
£8,172 GBP
€10,428 EUR
View
B+
Retailer 8
-
£8,431 GBP
$11,296 USD
View
B+
Retailer 9
-
£9,678 GBP
$12,967 USD
View
B+
Retailer 10
-
£10,076 GBP
View
B+
Retailer 11
-
£10,434 GBP
$13,980 USD
View
B+
Retailer 12
-
£10,483 GBP
ZAR 226,905 ZAR
View
B+
Retailer 13
-
£13,398 GBP
$17,952 USD
View
Most Expensive
B
Taylor and Hart
CKHYOY2 · Oct 30
£17,334 GBP
$23,226 USD
View
13 more retailers have this diamond
Prices start from £3,432 GBPSave up to £13,902 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
4.08ct Asscher
£3,432 GBP