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Oval|Lab Grown|IGI

1.48ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG778648735

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG778648735

Diamond specifications and retailer prices

From $226 USD
As of November 4, 2026
Save $1,649 USD (88%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,875 USD at Helzberg Diamonds · As of November 4, 2026
View at Helzberg Diamonds

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778648735 or 778648735. Listed at 6 retailers as of November 4, 2026, with prices from $226 to $1,875, a $1,649 spread on the same certified stone. Helzberg Diamonds lists it at $1,875. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778648735
Dimensions8.93 × 6.48 × 4.04 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Top View
8.93 mm6.48 mm1.48 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778648735
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

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: Nov 4
Current: $1,875 USD|Low: $137 USD|High: $1,875 USD|Avg: $632 USD
Helzberg Diamonds
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
November 5, 2026
Retailer 7$137 USD
Retailer 10$226 USD
Retailer 14$257 USD
Retailer 12$342 USD
Retailer 5$419 USD
Retailer 11$431 USD
Retailer 2$471 USD
Retailer 13$498 USD
Retailer 15$657 USD
Retailer 6$756 USD
Retailer 8$870 USD
Retailer 3$879 USD
Retailer 9$1,030 USD
Retailer 4$1,217 USD
Helzberg Diamonds$1,875 USD

41 data points across 15 retailers

6 retailers$226 USD to $1,875 USD

A
Cheapest Retailer
-
$226 USD
Final sale: no returns
A
Retailer 2
-
$471 USD
View
B+
Retailer 3
-
$870 USD
View
B+
Retailer 4
-
$1,030 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZNNOMKONJL · Nov 4
$1,875 USD
View
4 more retailers have this diamond
Prices start from $226 USDSave up to $1,649 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
$226 USD