Asscher|Lab Grown|IGI

0.51ct D IF Asscher Lab Grown Diamond

VG • D/IF • IGI LG662464535

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG662464535

Diamond specifications and retailer prices

From $159 USD
As of October 31, 2026
Save $626 USD (80%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $785 USD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 0.51ct lab-grown asscher diamond

This 0.51ct lab-grown asscher sits in the half to three-quarter carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG662464535 or 662464535. Listed at 2 retailers as of October 31, 2026, with prices from $159 to $785, a $626 spread on the same certified stone. Diamond Quarter lists it at $785. 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

0.51
Carat
D
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662464535
Dimensions4.40 × 4.37 × 3.00 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
4.40 mm4.37 mm0.51 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662464535
Side View
Table 66.0%Crown 37.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 68.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $159 USD|Low: $125 USD|High: $1,054 USD|Avg: $518 USD|+21.4%
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
September 28, 2026
Retailer 1$159 USD
Retailer 9$321 USD
Retailer 10$331 USD
Retailer 8$340 USD
Retailer 11$405 USD
Retailer 13$464 USD
Retailer 3$472 USD
Retailer 6$486 USD
Retailer 7$500 USD
Retailer 2$543 USD
Retailer 4$664 USD
Retailer 12$991 USD
Retailer 5$1,054 USD

67 data points across 13 retailers

2 retailers$159 USD to $785 USD

A
Cheapest Retailer
-
$159 USD
Final sale: no returns
Most Expensive
B
Diamond Quarter
0.51IFDLG35E2A0N · Oct 31
$785 USD
£618 GBP
View
1 more retailer has this diamond
Prices start from $159 USDSave up to $626 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
0.51ct Asscher
$159 USD