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Radiant|Lab Grown|IGI

1.51ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG837616914

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

Certificate IGI LG837616914

Diamond specifications and retailer prices

From $780 AUD
$548 USD
As of November 1, 2026
Save $3,919 AUD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,699 AUD at Yadav Diamonds · As of October 30, 2026
View at Yadav 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837616914 or 837616914. Listed at 13 retailers as of October 30, 2026, with prices from $780 to $4,699, a $3,919 spread on the same certified stone. Yadav Diamonds lists it at $4,699. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837616914
Dimensions8.09 × 5.64 × 4.01 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.09 mm5.64 mm1.51 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837616914
Side View
Table 69.0%Crown 38.8°Girdle: MED-STKPavilion 38°Culet: NoneDepth 71.1%

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: $4,413 AUD|Low: $483 AUD|High: $4,940 AUD|Avg: $1,542 AUD|-10.7%
Retailer 1
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
Retailer 19
Retailer 20
Yadav Diamonds
October 30, 2026
Retailer 11$483 AUD
Retailer 4$493 AUD
Retailer 17$513 AUD
Retailer 5$719 AUD
Retailer 18$768 AUD
Retailer 16$780 AUD
Retailer 19$840 AUD
Retailer 6$856 AUD
Retailer 8$910 AUD
Retailer 15$1,040 AUD
Retailer 20$1,436 AUD
Retailer 10$1,654 AUD
Retailer 12$1,716 AUD
Retailer 13$1,728 AUD
Retailer 9$1,996 AUD
Retailer 7$2,007 AUD
Retailer 14$2,026 AUD
Retailer 2$2,046 AUD
Retailer 3$2,057 AUD
Retailer 1$4,413 AUD
Yadav Diamonds$4,699 AUD

12 data points across 21 retailers

13 retailers$780 AUD to $4,699 AUD

Retailer 1
-
$382 AUD
$268 USD
Price last confirmed 31 days ago
Retailer 2
-
$485 AUD
$341 USD
View
Price last confirmed 34 days ago
A
Retailer 3
-
$780 AUD
$548 USD
View
Retailer 4
-
$840 AUD
ZAR 9,533 ZAR
View
Price last confirmed 31 days ago
Retailer 5
-
$910 AUD
$639 USD
View
Price last confirmed 30 days ago
A
Retailer 6
-
$1,040 AUD
$731 USD
View
Retailer 7
-
$1,582 AUD
$1,111 USD
View
Price last confirmed 32 days ago
B+
Retailer 8
-
$1,716 AUD
CA$1,674 CAD
View
Retailer 9
-
$1,996 AUD
£1,104 GBP
View
Price last confirmed 32 days ago
B+
Retailer 10
-
$2,026 AUD
$1,423 USD
View
Retailer 11
-
$2,046 AUD
View
Price last confirmed 32 days ago
B
Retailer 12
-
$4,413 AUD
$3,100 USD
View
Most Expensive
B
Yadav Diamonds
13312108 · Oct 30
$4,699 AUD
$3,301 USD
View
12 more retailers have this diamond
Prices start from $780 AUDSave up to $3,919 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
$780 AUD