Asscher|Lab Grown|IGI

3.09ct D FL Asscher Lab Grown Diamond

EX • D/FL • IGI LG831603933

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG831603933

Diamond specifications and retailer prices

From €2,757 EUR
$3,080 USD
As of October 31, 2026
Save €13,205 EUR (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €15,962 EUR at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.09ct lab-grown asscher diamond

This 3.09ct 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 LG831603933 or 831603933. Listed at 23 retailers as of October 30, 2026, with prices from €2,757 to €15,962, a €13,205 spread on the same certified stone. Taylor and Hart lists it at €15,962. 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

3.09
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831603933
Dimensions8.09 × 8.07 × 5.29 mm
L/W Ratio1.00
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
8.09 mm8.07 mm3.09 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831603933
Side View
Table 60.0%Crown 35°Girdle: Slightly ThickPavilion 41.9°Culet: NoneDepth 65.6%

Caratlytics Score

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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: €2,757 EUR|Low: €2,757 EUR|High: €16,833 EUR|Avg: €7,190 EUR|-36.2%
Retailer 1
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Retailer 21
October 31, 2026
Retailer 1€2,757 EUR
Retailer 18€3,311 EUR
Retailer 12€3,826 EUR
Retailer 6€3,861 EUR
Retailer 11€4,088 EUR
Retailer 13€4,193 EUR
Retailer 8€4,480 EUR
Retailer 10€4,480 EUR
Retailer 14€4,520 EUR
Retailer 16€4,924 EUR
Retailer 4€5,148 EUR
Retailer 9€5,598 EUR
Retailer 5€5,800 EUR
Retailer 3€6,608 EUR
Retailer 19€7,174 EUR
Retailer 21€7,291 EUR
Retailer 2€9,325 EUR
Retailer 17€9,579 EUR
Retailer 20€10,400 EUR
Retailer 15€10,492 EUR
Retailer 7€11,654 EUR

35 data points across 21 retailers

23 retailers€2,757 EUR to €15,962 EUR

A
Cheapest Retailer
-
€2,757 EUR
$3,080 USD
Final sale: no returns
A
Retailer 2
-
€3,311 EUR
HK$28,900 HKD
View
A
Retailer 3
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€3,826 EUR
£3,366 GBP
View
A
Retailer 4
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€3,861 EUR
$4,314 USD
View
A
Retailer 5
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€4,088 EUR
$4,567 USD
View
A
Retailer 6
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€4,193 EUR
$4,685 USD
View
Retailer 7
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€4,480 EUR
$5,005 USD
View
Price last confirmed 15 days ago
A
Retailer 8
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€4,480 EUR
$5,005 USD
View
A
Retailer 9
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€4,520 EUR
$5,050 USD
View
B+
Retailer 10
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€4,924 EUR
£4,332 GBP
View
B+
Retailer 11
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€5,148 EUR
$5,751 USD
View
B+
Retailer 12
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€5,598 EUR
$6,254 USD
View
Retailer 13
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€5,800 EUR
$6,480 USD
View
Price last confirmed 13 days ago
B+
Retailer 14
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€6,608 EUR
$7,382 USD
View
B+
Retailer 15
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€7,174 EUR
$8,015 USD
View
B+
Retailer 16
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€7,291 EUR
View
B+
Retailer 17
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€9,325 EUR
£8,203 GBP
View
B
Retailer 18
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€9,579 EUR
SGD 14,462 SGD
View
B
Retailer 19
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€10,400 EUR
ZAR 187,709 ZAR
View
B
Retailer 20
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€10,492 EUR
$11,722 USD
View
B
Retailer 21
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€11,654 EUR
$13,020 USD
View
B
Retailer 22
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€13,053 EUR
$14,583 USD
View
Most Expensive
B
Taylor and Hart
2BNOODU · Oct 30
€15,962 EUR
$17,833 USD
View
22 more retailers have this diamond
Prices start from €2,757 EURSave up to €13,205 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
3.09ct Asscher
€2,757 EUR