Asscher|Lab Grown|IGI

4.25ct D FL Asscher Lab Grown Diamond

EX • D/FL • IGI LG831604049

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG831604049

Diamond specifications and retailer prices

From €4,643 EUR
£4,085 GBP
As of November 1, 2026
Save €16,517 EUR (78%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €21,160 EUR at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.25ct lab-grown asscher diamond

This 4.25ct 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 LG831604049 or 831604049. Listed at 25 retailers as of October 31, 2026, with prices from €4,643 to €21,160, a €16,517 spread on the same certified stone. With Clarity lists it at €21,160. 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

4.25
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831604049
Dimensions9.14 × 9.07 × 5.76 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
9.14 mm9.07 mm4.25 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831604049
Side View
Table 62.0%Crown 32°Girdle: MediumPavilion 40.3°Culet: NoneDepth 63.5%

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: Nov 1
Current: €4,643 EUR|Low: €4,614 EUR|High: €21,160 EUR|Avg: €8,598 EUR|-0.3%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
With Clarity
November 1, 2026
Retailer 1€4,643 EUR
Retailer 15€4,777 EUR
Retailer 2€5,037 EUR
Retailer 17€5,112 EUR
Retailer 22€5,382 EUR
Retailer 12€5,575 EUR
Retailer 19€5,585 EUR
Retailer 21€5,918 EUR
Retailer 13€6,105 EUR
Retailer 16€6,617 EUR
Retailer 5€6,680 EUR
Retailer 18€7,149 EUR
Retailer 3€7,912 EUR
Retailer 14€8,074 EUR
Retailer 10€8,287 EUR
Retailer 8€9,107 EUR
Retailer 9€11,336 EUR
Retailer 7€11,794 EUR
Retailer 6€12,836 EUR
Retailer 11€13,316 EUR
Retailer 4€19,320 EUR
Retailer 20€19,813 EUR
With Clarity€21,160 EUR

26 data points across 23 retailers

25 retailers€4,643 EUR to €21,160 EUR

A
Cheapest Retailer
-
€4,643 EUR
£4,085 GBP
A
Retailer 2
-
€4,777 EUR
$5,337 USD
View
A
Retailer 3
-
€5,037 EUR
$5,627 USD
View
A
Retailer 4
-
€5,112 EUR
$5,711 USD
View
A
Retailer 5
-
€5,382 EUR
$6,013 USD
View
Final sale: no returns
Retailer 6
-
€5,542 EUR
$6,191 USD
View
Price last confirmed 15 days ago
A
Retailer 7
-
€5,575 EUR
$6,228 USD
View
A
Retailer 8
-
€5,585 EUR
$6,240 USD
View
A
Retailer 9
-
€5,918 EUR
$6,612 USD
View
A
Retailer 10
-
€6,105 EUR
$6,821 USD
View
A
Retailer 11
-
€6,617 EUR
$7,393 USD
View
A
Retailer 12
-
€6,680 EUR
HK$58,300 HKD
View
A
Retailer 13
-
€7,149 EUR
£6,288 GBP
View
B+
Retailer 14
-
€7,912 EUR
£6,960 GBP
View
Retailer 15
-
€8,074 EUR
$9,020 USD
View
Price last confirmed 13 days ago
B+
Retailer 16
-
€8,287 EUR
$9,258 USD
View
B+
Retailer 17
-
€9,107 EUR
View
B+
Retailer 18
-
€11,336 EUR
£9,972 GBP
View
B+
Retailer 19
-
€11,794 EUR
ZAR 212,860 ZAR
View
B+
Retailer 20
-
€12,836 EUR
$14,340 USD
View
B+
Retailer 21
-
€13,316 EUR
$14,877 USD
View
B
Retailer 22
-
€15,410 EUR
$17,216 USD
View
B
Retailer 23
-
€19,320 EUR
SGD 29,168 SGD
View
B
Retailer 24
-
€19,813 EUR
$22,135 USD
View
Most Expensive
B
With Clarity
831604049 · Oct 31
€21,160 EUR
$23,640 USD
View
24 more retailers have this diamond
Prices start from €4,643 EURSave up to €16,517 EUR

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
4.25ct Asscher
€4,643 EUR