Asscher|Lab Grown|IGI

1.51ct D IF Asscher Lab Grown Diamond

VG • D/IF • IGI LG632421516

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG632421516

Diamond specifications and retailer prices

From $336 USD
As of November 4, 2026
Save $2,634 USD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,970 USD at Brilliant Earth · As of November 4, 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 very-good cut grade and certified by IGI LG632421516 or 632421516. Listed at 19 retailers as of November 4, 2026, with prices from $336 to $2,970, a $2,634 spread on the same certified stone. Brilliant Earth lists it at $2,970. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
D
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632421516
Dimensions6.37 × 6.25 × 3.95 mm
L/W Ratio1.02
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
6.37 mm6.25 mm1.51 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632421516
Side View
Table 70.0%Crown 36.7°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 63.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $2,970 USD|Low: $336 USD|High: $2,970 USD|Avg: $968 USD
Brilliant Earth
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
November 5, 2026
Retailer 4$336 USD
Retailer 5$373 USD
Retailer 6$502 USD
Retailer 17$530 USD
Retailer 15$585 USD
Retailer 13$644 USD
Retailer 2$656 USD
Retailer 3$708 USD
Retailer 11$918 USD
Retailer 12$974 USD
Retailer 16$1,010 USD
Retailer 8$1,213 USD
Retailer 9$1,248 USD
Retailer 14$1,394 USD
Retailer 10$1,492 USD
Retailer 7$1,516 USD
Brilliant Earth$2,970 USD

44 data points across 17 retailers

19 retailers$336 USD to $2,970 USD

A
Cheapest Retailer
-
$336 USD
Final sale: no returns
Retailer 2
-
$373 USD
View
Price last confirmed 11 days ago
A
Retailer 3
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$502 USD
View
A
Retailer 4
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$530 USD
View
Retailer 5
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$585 USD
View
Price last confirmed 7 days ago
A
Retailer 6
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$644 USD
View
A
Retailer 7
-
$656 USD
View
A
Retailer 8
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$708 USD
View
B+
Retailer 9
-
$918 USD
View
B+
Retailer 10
-
$974 USD
View
B+
Retailer 11
-
$1,010 USD
View
B+
Retailer 12
-
$1,213 USD
View
B+
Retailer 13
-
$1,248 USD
View
B+
Retailer 14
-
$1,394 USD
View
B+
Retailer 15
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$1,492 USD
View
B
Retailer 16
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$1,516 USD
View
B
Retailer 17
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$2,543 USD
View
Retailer 18
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$2,844 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
13388036A · Nov 4
$2,970 USD
View
18 more retailers have this diamond
Prices start from $336 USDSave up to $2,634 USD

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
$336 USD