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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 $364 SGD
As of November 6, 2026
Save $2,558 SGD (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,922 SGD 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 $364 to $2,922, a $2,558 spread on the same certified stone. Do Amore Diamonds lists it at $2,922. 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
Colour
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

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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: Nov 6
Current: $2,922 SGD|Low: $350 SGD|High: $2,922 SGD|Avg: $1,144 SGD
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$364 SGD
Retailer 12$422 SGD
Retailer 2$606 SGD
Retailer 11$742 SGD
Retailer 7$743 SGD
Retailer 13$779 SGD
Retailer 3$788 SGD
Retailer 5$843 SGD
Retailer 8$1,387 SGD
Retailer 4$1,570 SGD
Retailer 10$1,601 SGD
Retailer 6$1,990 SGD
Do Amore Diamonds$2,922 SGD

37 data points across 13 retailers

12 retailers$364 SGD to $2,922 SGD

A
Cheapest Retailer
-
$364 SGD
A
Retailer 2
-
$422 SGD
View
A
Retailer 3
-
$606 SGD
View
B+
Retailer 4
-
$742 SGD
View
B+
Retailer 5
-
$743 SGD
View
B+
Retailer 6
-
$779 SGD
View
B+
Retailer 7
-
$788 SGD
View
B
Retailer 8
-
$1,387 SGD
View
Retailer 9
-
$1,570 SGD
View
Price last confirmed 118 days ago
B
Retailer 10
-
$1,601 SGD
View
B
Retailer 11
-
$1,990 SGD
View
Most Expensive
C
Do Amore Diamonds
7-1675281 · Nov 6
$2,922 SGD
$2,280 USD
View
11 more retailers have this diamond
Prices start from $364 SGDSave up to $2,558 SGD

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
$364 SGD