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Radiant|Lab Grown|IGI

1.20ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG847687396

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

Certificate IGI LG847687396

Diamond specifications and retailer prices

From $292 AUD
As of November 4, 2026
Save $1,433 AUD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,987 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.2ct lab-grown radiant diamond

This 1.2ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847687396 or 847687396. Listed at 19 retailers as of November 4, 2026, with a 490% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847687396
Dimensions7.74 × 5.33 × 3.42 mm
L/W Ratio1.45
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
7.74 mm5.33 mm1.20 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847687396
Side View
Table 65.0%Crown 38.9°Girdle: MED-STKPavilion 33.4°Culet: NoneDepth 64.2%

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: $2,987 AUD|Low: $292 AUD|High: $2,987 AUD|Avg: $936 AUD
Queensmith
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
November 4, 2026
Retailer 6$292 AUD
Retailer 7$328 AUD
Retailer 4$362 AUD
Retailer 10$362 AUD
Retailer 12$483 AUD
Retailer 11$488 AUD
Retailer 18$590 AUD
Retailer 15$626 AUD
Retailer 5$659 AUD
Retailer 13$660 AUD
Retailer 2$878 AUD
Retailer 3$887 AUD
Retailer 14$945 AUD
Retailer 19$1,019 AUD
Retailer 9$1,242 AUD
Retailer 17$1,397 AUD
Retailer 16$1,695 AUD
Retailer 8$1,725 AUD
Queensmith$2,987 AUD

18 data points across 19 retailers

19 retailers$292 AUD to $1,725 AUD

A
Cheapest Retailer
-
$292 AUD
A
Retailer 2
-
$328 AUD
View
Final sale: no returns
Retailer 3
-
$362 AUD
View
Price last confirmed 10 days ago
A
Retailer 4
-
$362 AUD
View
A
Retailer 5
-
$483 AUD
View
B+
Retailer 6
-
$488 AUD
View
A
Retailer 7
-
$590 AUD
View
A
Retailer 8
-
$626 AUD
View
A
Retailer 9
-
$659 AUD
View
A
Retailer 10
-
$660 AUD
View
B+
Retailer 11
-
$878 AUD
View
Retailer 12
-
$887 AUD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$945 AUD
View
Retailer 14
-
$1,019 AUD
View
Price last confirmed 7 days ago
B
Retailer 15
-
$1,242 AUD
View
B
Retailer 16
-
$1,397 AUD
View
B
Retailer 17
-
$1,695 AUD
View
B
Retailer 18
-
$1,725 AUD
View
Most Expensive
Queensmith
LG847687396 · Oct 27
$2,987 AUD
£1,650 GBP
View
Price last confirmed 8 days ago
18 more retailers have this diamond
Prices start from $292 AUDSave up to $1,433 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
1.20ct Radiant
$292 AUD