Radiant|Lab Grown|IGI

5.48ct H VS1 Radiant Lab Grown Diamond

EX • H/VS1 • IGI LG851650151

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG851650151

Diamond specifications and retailer prices

From $1,140 USD
As of November 1, 2026
Save $2,455 USD (68%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,595 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 5.48ct lab-grown radiant diamond

This 5.48ct lab-grown radiant sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG851650151 or 851650151. Listed at 3 retailers as of October 28, 2026, with prices from $1,140 to $3,595, a $2,455 spread on the same certified stone. Rare Carat lists it at $3,595. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.48
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851650151
Dimensions12.62 × 8.73 × 5.68 mm
L/W Ratio1.45
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.62 mm8.73 mm5.48 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851650151
Side View
Table 60.0%Crown 39.6°Girdle: Slightly ThickPavilion 33.6°Culet: NoneDepth 65.1%

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: Nov 1
Current: $3,595 USD|Low: $1,140 USD|High: $3,595 USD|Avg: $2,705 USD
Rare Carat
Retailer 2
Retailer 3
October 31, 2026
Retailer 3$1,140 USD
Retailer 2$3,165 USD
Rare Carat$3,595 USD

3 data points across 3 retailers

3 retailers$1,140 USD to $3,595 USD

A
Cheapest Retailer
-
$1,140 USD
B
Retailer 2
-
$3,165 USD
View
Most Expensive
B
Rare Carat
LGRA50-189167 · Oct 28
$3,595 USD
View
2 more retailers have this diamond
Prices start from $1,140 USDSave up to $2,455 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
5.48ct Radiant
$1,140 USD