Radiant|Lab Grown|IGI

1.01ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG849638502

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

Certificate IGI LG849638502

Diamond specifications and retailer prices

From $133 USD
As of November 6, 2026
Save $407 USD (75%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $540 USD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG849638502 or 849638502. Listed at 3 retailers as of November 6, 2026, with prices from $133 to $540, a $407 spread on the same certified stone. Brilliant Earth lists it at $540. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.3°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849638502
Dimensions7.02 × 5.05 × 3.34 mm
L/W Ratio1.39
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.02 mm5.05 mm1.01 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849638502
Side View
Table 66.0%Crown 46.3°Girdle: MediumPavilion 34.4°Culet: NoneDepth 66.1%

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 6
Current: $540 USD|Low: $133 USD|High: $540 USD|Avg: $414 USD
Brilliant Earth
Retailer 2
Retailer 3
November 6, 2026
Retailer 2$133 USD
Retailer 3$309 USD
Brilliant Earth$540 USD

7 data points across 3 retailers

3 retailers$133 USD to $540 USD

A
Cheapest Retailer
-
$133 USD
Final sale: no returns
A
Retailer 2
-
$309 USD
View
Most Expensive
B
Brilliant Earth
22378998A · Nov 6
$540 USD
View
2 more retailers have this diamond
Prices start from $133 USDSave up to $407 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
1.01ct Radiant
$133 USD