Asscher|Lab Grown|IGI

3.97ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG739532973

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG739532973

Diamond specifications and retailer prices

From €4,484 EUR
$5,010 USD
As of October 30, 2026
Save €16,297 EUR (78%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: €20,781 EUR at With Clarity · As of October 31, 2026
View at With Clarity

About this 3.97ct lab-grown asscher diamond

This 3.97ct lab-grown asscher sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG739532973 or 739532973. Listed at 30 retailers as of October 30, 2026, with prices from €4,484 to €20,781, a €16,297 spread on the same certified stone. With Clarity lists it at €20,781. 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

3.97
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739532973
Dimensions8.64 × 8.64 × 5.81 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
8.64 mm8.64 mm3.97 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739532973
Side View
Table 58.0%Crown 34.4°Girdle: MediumPavilion 40°Culet: NoneDepth 67.2%

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 30
Current: €5,022 EUR|Low: €4,484 EUR|High: €20,781 EUR|Avg: €10,407 EUR|-17.5%
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
With Clarity
October 31, 2026
Retailer 3€4,484 EUR
Retailer 9€4,783 EUR
Retailer 1€5,022 EUR
Retailer 20€5,223 EUR
Retailer 5€5,243 EUR
Retailer 19€6,523 EUR
Retailer 10€6,553 EUR
Retailer 12€6,599 EUR
Retailer 14€7,366 EUR
Retailer 4€8,040 EUR
Retailer 16€8,583 EUR
Retailer 8€9,784 EUR
Retailer 2€10,387 EUR
Retailer 17€10,642 EUR
Retailer 18€12,063 EUR
Retailer 15€12,078 EUR
Retailer 11€14,072 EUR
Retailer 7€15,168 EUR
Retailer 6€15,485 EUR
Retailer 13€18,677 EUR
Retailer 21€18,971 EUR
With Clarity€20,781 EUR

36 data points across 22 retailers

30 retailers€4,484 EUR to €20,781 EUR

A
Cheapest Retailer
-
€4,484 EUR
$5,010 USD
Retailer 2
-
€4,484 EUR
$5,010 USD
View
Price last confirmed 23 days ago
Retailer 3
-
€4,700 EUR
$5,251 USD
View
Price last confirmed 18 days ago
A
Retailer 4
-
€4,783 EUR
$5,344 USD
View
A
Retailer 5
-
€5,022 EUR
$5,611 USD
View
Final sale: no returns
Retailer 6
-
€5,202 EUR
$5,812 USD
View
Price last confirmed 28 days ago
A
Retailer 7
-
€5,223 EUR
$5,835 USD
View
A
Retailer 8
-
€5,243 EUR
$5,858 USD
View
Retailer 9
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€5,437 EUR
$6,074 USD
View
Price last confirmed 31 days ago
Retailer 10
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€5,698 EUR
$6,366 USD
View
Price last confirmed 37 days ago
B+
Retailer 11
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€6,175 EUR
$6,899 USD
View
Retailer 12
-
€6,220 EUR
$6,949 USD
View
Price last confirmed 34 days ago
B+
Retailer 13
-
€6,523 EUR
$7,287 USD
View
A
Retailer 14
-
€6,553 EUR
HK$57,200 HKD
View
B+
Retailer 15
-
€6,599 EUR
£5,805 GBP
View
B+
Retailer 16
-
€7,366 EUR
£6,480 GBP
View
Retailer 17
-
€7,487 EUR
$8,364 USD
View
Price last confirmed 31 days ago
B+
Retailer 18
-
€8,040 EUR
$8,982 USD
View
B+
Retailer 19
-
€8,583 EUR
View
B+
Retailer 20
-
€9,784 EUR
$10,931 USD
View
Retailer 21
-
€10,387 EUR
A$17,853 AUD
View
Price last confirmed 23 days ago
B+
Retailer 22
-
€10,642 EUR
£9,362 GBP
View
Retailer 23
-
€12,063 EUR
A$20,733 AUD
View
Price last confirmed 9 days ago
B+
Retailer 24
-
€12,078 EUR
ZAR 217,991 ZAR
View
Retailer 25
-
€14,072 EUR
$15,721 USD
View
Price last confirmed 7 days ago
B
Retailer 26
-
€15,168 EUR
$16,946 USD
View
B
Retailer 27
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€15,485 EUR
$17,300 USD
View
B
Retailer 28
-
€18,677 EUR
$20,866 USD
View
B
Retailer 29
-
€18,971 EUR
SGD 28,641 SGD
View
Most Expensive
B
With Clarity
739532973 · Oct 31
€20,781 EUR
$23,217 USD
View
29 more retailers have this diamond
Prices start from €4,484 EURSave up to €16,297 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
3.97ct Asscher
€4,484 EUR