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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 $350 AUD
$245 USD
As of November 1, 2026
Save $2,647 AUD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,996 AUD 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 $350 to $2,996, a $2,647 spread on the same certified stone. Do Amore Diamonds lists it at $2,996. 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

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 1
Current: $2,996 AUD|Low: $274 AUD|High: $3,182 AUD|Avg: $1,181 AUD|+8.8%
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 17
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Retailer 21
Retailer 22
November 2, 2026
Retailer 7$293 AUD
Retailer 6$340 AUD
Retailer 20$350 AUD
Retailer 22$467 AUD
Retailer 4$518 AUD
Retailer 16$683 AUD
Retailer 9$751 AUD
Retailer 11$828 AUD
Retailer 17$836 AUD
Retailer 18$840 AUD
Retailer 21$888 AUD
Retailer 19$1,042 AUD
Retailer 15$1,145 AUD
Retailer 3$1,249 AUD
Retailer 8$1,290 AUD
Retailer 5$1,418 AUD
Retailer 2$1,432 AUD
Retailer 12$1,534 AUD
Retailer 14$1,674 AUD
Retailer 13$1,712 AUD
Retailer 10$1,991 AUD
Do Amore Diamonds$2,996 AUD

26 data points across 22 retailers

18 retailers$350 AUD to $2,996 AUD

Retailer 1
-
$293 AUD
$205 USD
Price last confirmed 12 days ago
Retailer 2
-
$340 AUD
$238 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$350 AUD
$245 USD
View
Final sale: no returns
A
Retailer 4
-
$467 AUD
$328 USD
View
B+
Retailer 5
-
$518 AUD
$363 USD
View
B+
Retailer 6
-
$683 AUD
€456 EUR
View
B+
Retailer 7
-
$752 AUD
$527 USD
View
B+
Retailer 8
-
$840 AUD
$589 USD
View
B+
Retailer 9
-
$888 AUD
$622 USD
View
B
Retailer 10
-
$1,042 AUD
View
Retailer 11
-
$1,213 AUD
$850 USD
View
Price last confirmed 12 days ago
B
Retailer 12
-
$1,249 AUD
$875 USD
View
Retailer 13
-
$1,290 AUD
$904 USD
View
Price last confirmed 11 days ago
Retailer 14
-
$1,418 AUD
View
Price last confirmed 8 days ago
B
Retailer 15
-
$1,432 AUD
$1,004 USD
View
B
Retailer 16
-
$1,712 AUD
£945 GBP
View
B
Retailer 17
-
$2,711 AUD
$1,900 USD
View
Most Expensive
C
Do Amore Diamonds
27-9BDCB2117 · Nov 1
$2,996 AUD
$2,100 USD
View
17 more retailers have this diamond
Prices start from $350 AUDSave up to $2,647 AUD

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
$350 AUD