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Radiant|Lab Grown|IGI

1.51ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG502186134

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

Certificate IGI LG502186134

Diamond specifications and retailer prices

From $332 AUD
As of November 4, 2026
Save $2,861 AUD (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,193 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG502186134 or 502186134. Listed at 24 retailers as of November 2, 2026, with prices from $332 to $3,193, a $2,861 spread on the same certified stone. Do Amore Diamonds lists it at $3,193. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG502186134
Dimensions7.79 × 5.73 × 3.92 mm
L/W Ratio1.36
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
7.79 mm5.73 mm1.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG502186134
Side View
Table 66.5%Crown 44.2°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 68.4%

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 4
Current: $3,193 AUD|Low: $314 AUD|High: $3,394 AUD|Avg: $1,077 AUD|+6.2%
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
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Retailer 15
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Retailer 17
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Retailer 19
Retailer 20
November 4, 2026
Retailer 2$332 AUD
Retailer 9$371 AUD
Retailer 14$385 AUD
Retailer 11$389 AUD
Retailer 3$412 AUD
Retailer 8$553 AUD
Retailer 6$556 AUD
Retailer 15$606 AUD
Retailer 5$702 AUD
Retailer 7$881 AUD
Retailer 18$902 AUD
Retailer 17$1,062 AUD
Retailer 4$1,246 AUD
Retailer 16$1,329 AUD
Retailer 13$1,461 AUD
Retailer 19$1,703 AUD
Retailer 12$1,796 AUD
Retailer 20$1,821 AUD
Retailer 10$1,972 AUD
Do Amore Diamonds$3,193 AUD

31 data points across 20 retailers

24 retailers$332 AUD to $3,193 AUD

A
Cheapest Retailer
-
$332 AUD
A
Retailer 2
-
$371 AUD
View
Final sale: no returns
A
Retailer 3
-
$385 AUD
View
Retailer 4
-
$389 AUD
View
Price last confirmed 19 days ago
A
Retailer 5
-
$412 AUD
View
B+
Retailer 6
-
$553 AUD
View
A
Retailer 7
-
$556 AUD
View
A
Retailer 8
-
$606 AUD
View
Retailer 9
-
$702 AUD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$881 AUD
View
B+
Retailer 11
-
$902 AUD
View
Retailer 12
-
$908 AUD
View
Price last confirmed 12 days ago
B+
Retailer 13
-
$1,062 AUD
View
B+
Retailer 14
-
$1,194 AUD
View
B+
Retailer 15
-
$1,246 AUD
View
B+
Retailer 16
-
$1,256 AUD
View
B
Retailer 17
-
$1,329 AUD
View
B+
Retailer 18
-
$1,446 AUD
View
B+
Retailer 19
-
$1,461 AUD
View
B
Retailer 20
-
$1,703 AUD
View
Retailer 21
-
$1,796 AUD
View
Price last confirmed 17 days ago
B
Retailer 22
-
$1,821 AUD
View
B
Retailer 23
-
$1,972 AUD
View
Most Expensive
B
Do Amore Diamonds
27-B6C3D4FB3 · Nov 2
$3,193 AUD
$2,230 USD
View
23 more retailers have this diamond
Prices start from $332 AUDSave up to $2,861 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
1.51ct Radiant
$332 AUD