Asscher|Lab Grown|IGI

1.51ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG837660179

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG837660179

Diamond specifications and retailer prices

From $334 USD
As of October 30, 2026
Save $4,046 USD (92%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,380 USD at Brilliant Earth · As of October 30, 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 LG837660179 or 837660179. Listed at 23 retailers as of October 30, 2026, with prices from $334 to $4,380, a $4,046 spread on the same certified stone. Brilliant Earth lists it at $4,380. 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 angle36.9°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837660179
Dimensions6.35 × 6.33 × 4.11 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
6.35 mm6.33 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837660179
Side View
Table 67.0%Crown 36.9°Girdle: Slightly ThickPavilion 37.4°Culet: NoneDepth 64.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $438 USD|Low: $334 USD|High: $1,662 USD|Avg: $871 USD|-0.6%
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November 1, 2026
Retailer 14$334 USD
Retailer 8$374 USD
Retailer 7$388 USD
Retailer 13$414 USD
Retailer 22$414 USD
Retailer 1$438 USD
Retailer 17$552 USD
Retailer 5$570 USD
Retailer 19$639 USD
Retailer 3$671 USD
Retailer 21$712 USD
Retailer 12$742 USD
Retailer 16$956 USD
Retailer 20$966 USD
Retailer 6$1,021 USD
Retailer 11$1,305 USD
Retailer 10$1,332 USD
Retailer 15$1,376 USD
Retailer 18$1,401 USD
Retailer 9$1,565 USD
Retailer 4$1,622 USD
Retailer 2$1,662 USD

14 data points across 22 retailers

23 retailers$334 USD to $4,380 USD

A
Cheapest Retailer
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$334 USD
A
Retailer 2
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$374 USD
View
Final sale: no returns
A
Retailer 3
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$388 USD
View
A
Retailer 4
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$414 USD
View
A
Retailer 5
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$414 USD
View
A
Retailer 6
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$438 USD
£345 GBP
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A
Retailer 7
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$552 USD
View
A
Retailer 8
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$570 USD
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A
Retailer 9
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$639 USD
€609 EUR
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A
Retailer 10
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$671 USD
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A
Retailer 11
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$712 USD
ZAR 11,504 ZAR
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A
Retailer 12
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$742 USD
£585 GBP
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A
Retailer 13
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$956 USD
View
A
Retailer 14
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$966 USD
A$1,486 AUD
View
B+
Retailer 15
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$1,021 USD
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B+
Retailer 16
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$1,305 USD
View
B+
Retailer 17
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$1,332 USD
View
B+
Retailer 18
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$1,376 USD
View
B+
Retailer 19
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$1,401 USD
A$2,156 AUD
View
B+
Retailer 20
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$1,565 USD
View
B+
Retailer 21
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$1,622 USD
View
B+
Retailer 22
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$1,662 USD
£1,309 GBP
View
Most Expensive
B
Brilliant Earth
22275927A · Oct 30
$4,380 USD
View
22 more retailers have this diamond
Prices start from $334 USDSave up to $4,046 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
$334 USD