Radiant|Lab Grown|IGI

1.30ct G VS2 Radiant Lab Grown Diamond

VG • G/VS2 • IGI LG587307561

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

Certificate IGI LG587307561

Diamond specifications and retailer prices

From $426 USD
As of November 1, 2026
Save $566 USD (57%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $992 USD at Frank Darling · As of November 2, 2026
View at Frank Darling

About this 1.3ct lab-grown radiant diamond

This 1.3ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG587307561 or 587307561. Listed at 2 retailers as of November 1, 2026, with prices from $426 to $992, a $566 spread on the same certified stone. Frank Darling lists it at $992. 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

1.30
Carat
G
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG587307561
Dimensions7.17 × 5.55 × 3.78 mm
L/W Ratio1.29
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.17 mm5.55 mm1.30 ctG / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG587307561
Side View
Table 63.0%Crown 43.3°Girdle: MED-STKPavilion 36°Culet: NoneDepth 68.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: $992 USD|Low: $206 USD|High: $2,360 USD|Avg: $1,130 USD|+5.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
September 26, 2026
Retailer 5$206 USD
Retailer 2$426 USD
Retailer 3$601 USD
Frank Darling$992 USD
Retailer 4$1,490 USD
Retailer 6$2,360 USD

51 data points across 6 retailers

2 retailers$426 USD to $992 USD

B+
Cheapest Retailer
-
$426 USD
Most Expensive
B
Frank Darling
LV34-285BA · Nov 2
$992 USD
View
1 more retailer has this diamond
Prices start from $426 USDSave up to $566 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.

B+
1.30ct Radiant
$426 USD