Radiant|Lab Grown|IGI

5.00ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG616430701

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

Certificate IGI LG616430701

Diamond specifications and retailer prices

From $669 USD
As of October 30, 2026
Save $5,781 USD (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,450 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5ct lab-grown radiant diamond

This 5ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG616430701 or 616430701. Listed at 20 retailers as of October 30, 2026, with prices from $669 to $6,450, a $5,781 spread on the same certified stone. Brilliant Earth lists it at $6,450. 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

5.00
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG616430701
Dimensions12.22 × 8.26 × 5.66 mm
L/W Ratio1.48
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
12.22 mm8.26 mm5.00 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG616430701
Side View
Table 67.0%Crown 43.2°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 68.5%

Caratlytics Score

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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 30
Current: $6,450 USD|Low: $643 USD|High: $6,450 USD|Avg: $1,651 USD
Brilliant Earth
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
November 1, 2026
Retailer 17$669 USD
Retailer 16$728 USD
Retailer 6$749 USD
Retailer 8$777 USD
Retailer 13$777 USD
Retailer 10$882 USD
Retailer 4$955 USD
Retailer 9$1,234 USD
Retailer 11$1,243 USD
Retailer 12$1,244 USD
Retailer 5$1,266 USD
Retailer 3$1,731 USD
Retailer 14$2,184 USD
Retailer 7$2,567 USD
Retailer 2$3,272 USD
Retailer 15$3,618 USD
Brilliant Earth$6,450 USD

40 data points across 17 retailers

20 retailers$669 USD to $6,450 USD

A
Cheapest Retailer
-
$669 USD
A
Retailer 2
-
$728 USD
View
A
Retailer 3
-
$749 USD
View
Final sale: no returns
A
Retailer 4
-
$777 USD
View
Retailer 5
-
$777 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$882 USD
£695 GBP
View
A
Retailer 7
-
$955 USD
View
B+
Retailer 8
-
$1,234 USD
View
B+
Retailer 9
-
$1,243 USD
£978 GBP
View
B+
Retailer 10
-
$1,244 USD
€1,185 EUR
View
B+
Retailer 11
-
$1,266 USD
View
B+
Retailer 12
-
$1,731 USD
View
B+
Retailer 13
-
$1,737 USD
£1,368 GBP
View
B
Retailer 14
-
$2,184 USD
View
B
Retailer 15
-
$2,567 USD
View
B
Retailer 16
-
$2,679 USD
View
Retailer 17
-
$2,719 USD
View
Price last confirmed 63 days ago
B
Retailer 18
-
$3,272 USD
£2,576 GBP
View
B
Retailer 19
-
$3,618 USD
View
Most Expensive
B
Brilliant Earth
20602045A · Oct 31
$6,450 USD
View
19 more retailers have this diamond
Prices start from $669 USDSave up to $5,781 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
5.00ct Radiant
$669 USD