Asscher|Lab Grown|IGI

1.51ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG625457920

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG625457920

Diamond specifications and retailer prices

From €301 EUR
$336 USD
As of October 30, 2026
Save €2,358 EUR (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €2,658 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.51ct lab-grown asscher diamond

This 1.51ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG625457920 or 625457920. Listed at 21 retailers as of October 29, 2026, with prices from €301 to €2,658, a €2,358 spread on the same certified stone. Brilliant Earth lists it at €2,658. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625457920
Dimensions6.21 × 6.16 × 4.15 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
6.21 mm6.16 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625457920
Side View
Table 66.0%Crown 37.7°Girdle: MED-STKPavilion 37.3°Culet: NoneDepth 67.4%

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 30
Current: €2,658 EUR|Low: €334 EUR|High: €2,658 EUR|Avg: €974 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 4€334 EUR
Retailer 7€355 EUR
Retailer 3€449 EUR
Retailer 8€524 EUR
Retailer 11€574 EUR
Retailer 2€594 EUR
Retailer 10€779 EUR
Retailer 12€865 EUR
Retailer 13€1,086 EUR
Retailer 6€1,248 EUR
Retailer 9€1,347 EUR
Retailer 5€2,054 EUR
Brilliant Earth€2,658 EUR

35 data points across 13 retailers

21 retailers€301 EUR to €2,658 EUR

A
Cheapest Retailer
-
€301 EUR
$336 USD
Final sale: no returns
A
Retailer 2
-
€334 EUR
$373 USD
View
A
Retailer 3
-
€355 EUR
£312 GBP
View
A
Retailer 4
-
€449 EUR
$502 USD
View
A
Retailer 5
-
€474 EUR
$530 USD
View
A
Retailer 6
-
€524 EUR
View
A
Retailer 7
-
€574 EUR
ZAR 10,368 ZAR
View
A
Retailer 8
-
€594 EUR
£522 GBP
View
A
Retailer 9
-
€634 EUR
$708 USD
View
A
Retailer 10
-
€779 EUR
A$1,339 AUD
View
A
Retailer 11
-
€865 EUR
$966 USD
View
B+
Retailer 12
-
€904 EUR
$1,010 USD
View
B+
Retailer 13
-
€1,086 EUR
$1,213 USD
View
B+
Retailer 14
-
€1,117 EUR
$1,248 USD
View
B+
Retailer 15
-
€1,248 EUR
A$2,145 AUD
View
B+
Retailer 16
-
€1,347 EUR
£1,185 GBP
View
B+
Retailer 17
-
€1,357 EUR
$1,517 USD
View
Retailer 18
-
€2,054 EUR
$2,295 USD
View
Price last confirmed 32 days ago
B
Retailer 19
-
€2,277 EUR
£2,003 GBP
View
B
Retailer 20
-
€2,546 EUR
£2,240 GBP
View
Most Expensive
B
Brilliant Earth
13390469A · Oct 29
€2,658 EUR
$2,970 USD
View
20 more retailers have this diamond
Prices start from €301 EURSave up to €2,358 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
1.51ct Asscher
€301 EUR