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Oval|Lab Grown|IGI

1.48ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG816616318

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816616318

Diamond specifications and retailer prices

From $286 USD
As of October 29, 2026
Save $2,924 USD (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,490 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.48ct lab-grown oval diamond

This 1.48ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816616318 or 816616318. Listed at 17 retailers as of October 29, 2026, with a 1022% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.48
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816616318
Dimensions9.13 × 6.45 × 4.01 mm
L/W Ratio1.42
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
9.13 mm6.45 mm1.48 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816616318
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.2%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $3,490 USD|Low: $286 USD|High: $4,650 USD|Avg: $1,176 USD|-1.6%
Rare Carat
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 3$286 USD
Retailer 6$319 USD
Retailer 15$331 USD
Retailer 9$354 USD
Retailer 14$354 USD
Retailer 13$510 USD
Retailer 17$584 USD
Retailer 10$601 USD
Retailer 12$609 USD
Retailer 2$626 USD
Retailer 18$1,088 USD
Retailer 4$1,112 USD
Retailer 8$1,139 USD
Retailer 7$1,188 USD
Retailer 16$1,311 USD
Retailer 11$1,427 USD
Retailer 5$3,210 USD
Rare Carat$3,490 USD

40 data points across 18 retailers

17 retailers$286 USD to $3,210 USD

A
Cheapest Retailer
-
$286 USD
A
Retailer 2
-
$319 USD
View
Final sale: no returns
A
Retailer 3
-
$331 USD
View
A
Retailer 4
-
$354 USD
View
A
Retailer 5
-
$354 USD
View
A
Retailer 6
-
$510 USD
View
A
Retailer 7
-
$584 USD
View
A
Retailer 8
-
$609 USD
ZAR 9,833 ZAR
View
A
Retailer 9
-
$626 USD
£493 GBP
View
B+
Retailer 10
-
$1,088 USD
View
B+
Retailer 11
-
$1,112 USD
View
B+
Retailer 12
-
$1,139 USD
View
B+
Retailer 13
-
$1,188 USD
View
B+
Retailer 14
-
$1,311 USD
View
B+
Retailer 15
-
$1,427 USD
£1,124 GBP
View
B
Retailer 16
-
$3,210 USD
View
Most Expensive
Rare Carat
PD-231592 · Oct 18
$3,490 USD
View
Price last confirmed 11 days ago
16 more retailers have this diamond
Prices start from $286 USDSave up to $2,924 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
1.48ct Oval
$286 USD