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Radiant|Lab Grown|IGI

1.39ct F VVS1 Radiant Lab Grown Diamond

GD • F/VVS1 • IGI LG678583291

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

Certificate IGI LG678583291

Diamond specifications and retailer prices

From $284 USD
As of November 6, 2026
Save $1,996 USD (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,280 USD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.39ct lab-grown radiant diamond

This 1.39ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a standard cut grade and certified by IGI LG678583291 or 678583291. Listed at 12 retailers as of November 6, 2026, with prices from $284 to $2,280, a $1,996 spread on the same certified stone. Do Amore Diamonds lists it at $2,280. 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

1.39
Carat
F
Color
VVS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle43.4°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678583291
Dimensions7.80 × 5.56 × 3.76 mm
L/W Ratio1.40
Culet sizePointed
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
7.80 mm5.56 mm1.39 ctF / VVS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG678583291
Side View
Table 65.0%Crown 43.4°Girdle: MediumPavilion 35.3°Culet: NoneDepth 67.6%

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: Nov 6
Current: $2,280 USD|Low: $273 USD|High: $2,280 USD|Avg: $893 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 9$284 USD
Retailer 12$329 USD
Retailer 2$473 USD
Retailer 11$579 USD
Retailer 7$580 USD
Retailer 13$608 USD
Retailer 3$615 USD
Retailer 5$658 USD
Retailer 8$1,082 USD
Retailer 4$1,225 USD
Retailer 10$1,249 USD
Retailer 6$1,553 USD
Do Amore Diamonds$2,280 USD

37 data points across 13 retailers

12 retailers$284 USD to $2,280 USD

A
Cheapest Retailer
-
$284 USD
A
Retailer 2
-
$329 USD
View
A
Retailer 3
-
$473 USD
View
B+
Retailer 4
-
$579 USD
View
B+
Retailer 5
-
$580 USD
View
B+
Retailer 6
-
$608 USD
View
B+
Retailer 7
-
$615 USD
View
B
Retailer 8
-
$1,082 USD
View
Retailer 9
-
$1,225 USD
View
Price last confirmed 118 days ago
B
Retailer 10
-
$1,249 USD
View
B
Retailer 11
-
$1,553 USD
View
Most Expensive
C
Do Amore Diamonds
7-1675281 · Nov 6
$2,280 USD
View
11 more retailers have this diamond
Prices start from $284 USDSave up to $1,996 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
1.39ct Radiant
$284 USD