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Radiant|Lab Grown|IGI

1.40ct F VVS1 Radiant Lab Grown Diamond

GD • F/VVS1 • IGI LG628450993

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

Certificate IGI LG628450993

Diamond specifications and retailer prices

From $313 SGD
$245 USD
As of November 1, 2026
Save $2,372 SGD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,686 SGD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.4ct lab-grown radiant diamond

This 1.4ct 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 LG628450993 or 628450993. Listed at 18 retailers as of November 1, 2026, with prices from $313 to $2,686, a $2,372 spread on the same certified stone. Do Amore Diamonds lists it at $2,686. 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

1.40
Carat
F
Colour
VVS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.9°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628450993
Dimensions7.93 × 5.57 × 3.71 mm
L/W Ratio1.42
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
7.93 mm5.57 mm1.40 ctF / VVS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628450993
Side View
Table 64.0%Crown 44.9°Girdle: MediumPavilion 36.9°Culet: NoneDepth 66.6%

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 1
Current: $2,686 SGD|Low: $246 SGD|High: $2,852 SGD|Avg: $1,058 SGD|+8.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 7
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Retailer 12
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 2, 2026
Retailer 7$262 SGD
Retailer 6$304 SGD
Retailer 20$313 SGD
Retailer 22$419 SGD
Retailer 4$464 SGD
Retailer 16$612 SGD
Retailer 9$673 SGD
Retailer 11$742 SGD
Retailer 17$749 SGD
Retailer 18$753 SGD
Retailer 21$796 SGD
Retailer 19$934 SGD
Retailer 15$1,026 SGD
Retailer 3$1,119 SGD
Retailer 8$1,156 SGD
Retailer 5$1,271 SGD
Retailer 2$1,284 SGD
Retailer 12$1,375 SGD
Retailer 14$1,501 SGD
Retailer 13$1,535 SGD
Retailer 10$1,784 SGD
Do Amore Diamonds$2,686 SGD

26 data points across 22 retailers

18 retailers$313 SGD to $2,686 SGD

Retailer 1
-
$262 SGD
$205 USD
Price last confirmed 12 days ago
Retailer 2
-
$304 SGD
$238 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$313 SGD
$245 USD
View
Final sale: no returns
A
Retailer 4
-
$419 SGD
$328 USD
View
B+
Retailer 5
-
$464 SGD
$363 USD
View
B+
Retailer 6
-
$612 SGD
€456 EUR
View
B+
Retailer 7
-
$674 SGD
$527 USD
View
B+
Retailer 8
-
$753 SGD
$589 USD
View
B+
Retailer 9
-
$796 SGD
$622 USD
View
B
Retailer 10
-
$934 SGD
A$1,124 AUD
View
Retailer 11
-
$1,087 SGD
$850 USD
View
Price last confirmed 12 days ago
B
Retailer 12
-
$1,119 SGD
$875 USD
View
Retailer 13
-
$1,156 SGD
$904 USD
View
Price last confirmed 11 days ago
Retailer 14
-
$1,271 SGD
A$1,529 AUD
View
Price last confirmed 8 days ago
B
Retailer 15
-
$1,284 SGD
$1,004 USD
View
B
Retailer 16
-
$1,535 SGD
£945 GBP
View
B
Retailer 17
-
$2,430 SGD
$1,900 USD
View
Most Expensive
C
Do Amore Diamonds
27-9BDCB2117 · Nov 1
$2,686 SGD
$2,100 USD
View
17 more retailers have this diamond
Prices start from $313 SGDSave up to $2,372 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
1.40ct Radiant
$313 SGD