Oval|Lab Grown|IGI

0.78ct D SI1 Oval Lab Grown Diamond

VG • D/SI1 • IGI LG455015093

Certificate IGI LG455015093

Diamond specifications and retailer prices

From $446 USD
As of October 29, 2026
Save $504 USD (53%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $950 USD at Jared · As of October 30, 2026
View at Jared

About this 0.78ct lab-grown oval diamond

This 0.78ct lab-grown oval sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG455015093 or 455015093. Listed at 4 retailers as of October 29, 2026, with prices from $446 to $950, a $504 spread on the same certified stone. Jared lists it at $950. 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

0.78
Carat
D
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG455015093
Dimensions7.22 × 5.24 × 3.37 mm
L/W Ratio1.38
Top View
7.22 mm5.24 mm0.78 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG455015093
Side View
Table 62.5%CrownGirdle: MED-STKPavilionCulet: NoneDepth 64.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $950 USD|Low: $446 USD|High: $950 USD|Avg: $617 USD|+37.7%
Jared
Retailer 2
Retailer 3
Retailer 4
September 28, 2026
Retailer 3$446 USD
Retailer 2$600 USD
Retailer 4$600 USD
Jared$950 USD

2 data points across 4 retailers

4 retailers$446 USD to $950 USD

B+
Cheapest Retailer
-
$446 USD
B
Retailer 2
-
$600 USD
View
B
Retailer 3
-
$600 USD
View
Most Expensive
B
Jared
140194550 · Oct 30
$950 USD
View
3 more retailers have this diamond
Prices start from $446 USDSave up to $504 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.

B+
0.78ct Oval
$446 USD