Oval|Lab Grown|IGI

0.78ct D FL Oval Lab Grown Diamond

VG • D/FL • IGI LG845672425

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG845672425

Diamond specifications and retailer prices

From $374 USD
As of October 30, 2026
Save $1,197 USD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,571 USD at Riddles Jewelry · As of October 29, 2026
View at Riddles Jewelry

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 FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG845672425 or 845672425. Listed at 15 retailers as of October 29, 2026, with prices from $374 to $1,571, a $1,197 spread on the same certified stone. Riddles Jewelry lists it at $1,571. 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
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845672425
Dimensions7.41 × 5.06 × 3.23 mm
L/W Ratio1.46
Girdle conditionFaceted
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
7.41 mm5.06 mm0.78 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845672425
Side View
Table 60.0%Crown 35.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $672 USD|Low: $374 USD|High: $1,571 USD|Avg: $964 USD|+1.2%
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
Retailer 14
Riddles Jewelry
October 30, 2026
Retailer 10$374 USD
Retailer 13$541 USD
Retailer 7$570 USD
Retailer 4$590 USD
Retailer 6$600 USD
Retailer 12$638 USD
Retailer 1$672 USD
Retailer 8$683 USD
Retailer 11$807 USD
Retailer 5$1,262 USD
Retailer 3$1,331 USD
Retailer 2$1,353 USD
Retailer 14$1,523 USD
Retailer 9$1,528 USD
Riddles Jewelry$1,571 USD

13 data points across 15 retailers

15 retailers$374 USD to $1,571 USD

A
Cheapest Retailer
-
$374 USD
Final sale: no returns
B+
Retailer 2
-
$541 USD
View
B+
Retailer 3
-
$570 USD
View
B+
Retailer 4
-
$600 USD
View
B+
Retailer 5
-
$638 USD
View
B+
Retailer 6
-
$672 USD
£529 GBP
View
B+
Retailer 7
-
$683 USD
ZAR 11,040 ZAR
View
B
Retailer 8
-
$807 USD
View
B
Retailer 9
-
$1,110 USD
View
B
Retailer 10
-
$1,262 USD
View
B
Retailer 11
-
$1,331 USD
CA$1,848 CAD
View
B
Retailer 12
-
$1,353 USD
View
B
Retailer 13
-
$1,523 USD
£1,199 GBP
View
B
Retailer 14
-
$1,528 USD
View
Most Expensive
B
Riddles Jewelry
1994335539 · Oct 29
$1,571 USD
View
14 more retailers have this diamond
Prices start from $374 USDSave up to $1,197 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
0.78ct Oval
$374 USD