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Radiant|Lab Grown|IGI

1.51ct I VS1 Radiant Lab Grown Diamond

ID • I/VS1 • IGI LG777612934

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

Certificate IGI LG777612934

Diamond specifications and retailer prices

From $281 AUD
As of November 4, 2026
Save $1,344 AUD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,626 AUD at MOH London · As of November 5, 2026
View at MOH London

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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG777612934 or 777612934. Listed at 15 retailers as of November 4, 2026, with prices from $281 to $1,626, a $1,344 spread on the same certified stone. MOH London lists it at $1,626. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777612934
Dimensions7.83 × 5.64 × 3.71 mm
L/W Ratio1.39
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.83 mm5.64 mm1.51 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777612934
Side View
Table 66.0%Crown 49.3°Girdle: MED-STKPavilionCulet: NoneDepth 65.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $1,626 AUD|Low: $273 AUD|High: $1,687 AUD|Avg: $765 AUD|-2.4%
MOH London
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
November 5, 2026
Retailer 14$281 AUD
Retailer 13$314 AUD
Retailer 9$326 AUD
Retailer 5$349 AUD
Retailer 6$350 AUD
Retailer 8$601 AUD
Retailer 15$606 AUD
Retailer 7$631 AUD
Retailer 12$823 AUD
Retailer 11$909 AUD
Retailer 2$1,000 AUD
Retailer 10$1,120 AUD
Retailer 3$1,137 AUD
Retailer 4$1,196 AUD
MOH London$1,626 AUD

34 data points across 15 retailers

15 retailers$281 AUD to $1,626 AUD

A
Cheapest Retailer
-
$281 AUD
A
Retailer 2
-
$314 AUD
View
Final sale: no returns
A
Retailer 3
-
$326 AUD
View
A
Retailer 4
-
$349 AUD
View
Retailer 5
-
$350 AUD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$601 AUD
View
B+
Retailer 7
-
$606 AUD
View
A
Retailer 8
-
$631 AUD
View
A
Retailer 9
-
$823 AUD
View
A
Retailer 10
-
$909 AUD
View
B+
Retailer 11
-
$1,000 AUD
View
B+
Retailer 12
-
$1,120 AUD
View
B+
Retailer 13
-
$1,137 AUD
View
B+
Retailer 14
-
$1,196 AUD
View
Most Expensive
B
MOH London
LG777612934 · Nov 5
$1,626 AUD
£896 GBP
View
14 more retailers have this diamond
Prices start from $281 AUDSave up to $1,344 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
$281 AUD