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Radiant|Lab Grown|IGI

1.21ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG754507800

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

Certificate IGI LG754507800

Diamond specifications and retailer prices

From $259 AUD
As of November 4, 2026
Save $2,235 AUD (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,495 AUD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG754507800 or 754507800. Listed at 24 retailers as of November 4, 2026, with prices from $259 to $2,495, a $2,235 spread on the same certified stone. Do Amore Diamonds lists it at $2,495. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle31.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754507800
Dimensions7.83 × 5.23 × 3.44 mm
L/W Ratio1.50
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
7.83 mm5.23 mm1.21 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754507800
Side View
Table 60.0%Crown 47.1°Girdle: MediumPavilion 31.7°Culet: NoneDepth 65.8%

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 4
Current: $2,495 AUD|Low: $249 AUD|High: $2,495 AUD|Avg: $940 AUD
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 4, 2026
Retailer 5$259 AUD
Retailer 10$294 AUD
Retailer 17$301 AUD
Retailer 3$322 AUD
Retailer 4$406 AUD
Retailer 9$502 AUD
Retailer 14$603 AUD
Retailer 12$612 AUD
Retailer 2$644 AUD
Retailer 11$865 AUD
Retailer 7$1,092 AUD
Retailer 6$1,142 AUD
Retailer 16$1,324 AUD
Retailer 18$1,511 AUD
Retailer 8$1,621 AUD
Retailer 15$1,625 AUD
Retailer 13$1,659 AUD
Do Amore Diamonds$2,495 AUD

39 data points across 18 retailers

24 retailers$259 AUD to $2,495 AUD

A
Cheapest Retailer
-
$259 AUD
A
Retailer 2
-
$294 AUD
View
Final sale: no returns
A
Retailer 3
-
$301 AUD
View
A
Retailer 4
-
$322 AUD
View
B+
Retailer 5
-
$502 AUD
View
A
Retailer 6
-
$510 AUD
View
A
Retailer 7
-
$603 AUD
View
A
Retailer 8
-
$612 AUD
View
A
Retailer 9
-
$640 AUD
View
A
Retailer 10
-
$644 AUD
View
A
Retailer 11
-
$674 AUD
View
A
Retailer 12
-
$758 AUD
View
B+
Retailer 13
-
$865 AUD
View
B+
Retailer 14
-
$1,092 AUD
View
B+
Retailer 15
-
$1,142 AUD
View
B+
Retailer 16
-
$1,324 AUD
View
B
Retailer 17
-
$1,387 AUD
View
B
Retailer 18
-
$1,500 AUD
View
Retailer 19
-
$1,511 AUD
View
Price last confirmed 17 days ago
B
Retailer 20
-
$1,621 AUD
View
B
Retailer 21
-
$1,625 AUD
View
B
Retailer 22
-
$1,635 AUD
View
B
Retailer 23
-
$1,659 AUD
View
Most Expensive
B
Do Amore Diamonds
27-82C7B2555 · Nov 4
$2,495 AUD
$1,750 USD
View
23 more retailers have this diamond
Prices start from $259 AUDSave up to $2,235 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
1.21ct Radiant
$259 AUD