Radiant|Lab Grown|IGI

5.77ct D FL Radiant Lab Grown Diamond

VG • D/FL • IGI LG799667856

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

Certificate IGI LG799667856

Diamond specifications and retailer prices

From $9,330 USD
As of October 28, 2026
Save $39,412 USD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $48,742 USD at With Clarity · As of October 30, 2026
View at With Clarity

About this 5.77ct lab-grown radiant diamond

This 5.77ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG799667856 or 799667856. Listed at 9 retailers as of October 28, 2026, with prices from $9,330 to $48,742, a $39,412 spread on the same certified stone. With Clarity lists it at $48,742. 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

5.77
Carat
D
Color
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799667856
Dimensions13.18 × 8.75 × 5.87 mm
L/W Ratio1.51
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
13.18 mm8.75 mm5.77 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799667856
Side View
Table 69.0%Crown 37.8°Girdle: Slightly ThickPavilion 34.5°Culet: NoneDepth 67.1%

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: Oct 28
Current: $21,053 USD|Low: $9,330 USD|High: $48,742 USD|Avg: $23,474 USD|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
With Clarity
October 31, 2026
Retailer 3$9,330 USD
Retailer 6$10,961 USD
Retailer 7$13,424 USD
Retailer 4$14,892 USD
Retailer 2$19,869 USD
Retailer 1$21,053 USD
Retailer 5$22,782 USD
Retailer 8$37,775 USD
With Clarity$48,742 USD

11 data points across 9 retailers

9 retailers$9,330 USD to $48,742 USD

A
Cheapest Retailer
-
$9,330 USD
A
Retailer 2
-
$10,961 USD
View
A
Retailer 3
-
$13,424 USD
View
A
Retailer 4
-
$14,892 USD
£11,726 GBP
View
A
Retailer 5
-
$19,869 USD
£15,645 GBP
View
B+
Retailer 6
-
$21,053 USD
€20,050 EUR
View
B+
Retailer 7
-
$22,782 USD
View
B
Retailer 8
-
$37,775 USD
View
Most Expensive
B
With Clarity
799667856 · Oct 30
$48,742 USD
View
8 more retailers have this diamond
Prices start from $9,330 USDSave up to $39,412 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
5.77ct Radiant
$9,330 USD