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Radiant|Lab Grown|GCAL

1.20ct I VS1 Radiant Lab Grown Diamond

ID • I/VS1 • GCAL 321181341

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

Certificate GCAL 321181341

Diamond specifications and retailer prices

From $292 AUD
As of November 4, 2026
Save $1,312 AUD (82%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,604 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.2ct lab-grown radiant diamond

This 1.2ct lab-grown radiant sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GCAL 321181341. Listed at 7 retailers as of November 1, 2026, with prices from $292 to $1,604, a $1,312 spread on the same certified stone. MOH London lists it at $1,604. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle30.4°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 321181341
Dimensions7.57 × 5.16 × 3.32 mm
L/W Ratio1.47
Culet sizeNone
Top View
7.57 mm5.16 mm1.20 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 321181341
Side View
Table 62.0%Crown 34.5°Girdle: STK-THKPavilion 30.4°Culet: NoneDepth 64.3%

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: $1,604 AUD|Low: $281 AUD|High: $1,624 AUD|Avg: $814 AUD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 3$292 AUD
Retailer 6$339 AUD
Retailer 7$471 AUD
Retailer 5$626 AUD
Retailer 2$1,170 AUD
Retailer 4$1,287 AUD
MOH London$1,604 AUD

12 data points across 7 retailers

7 retailers$292 AUD to $1,604 AUD

A
Cheapest Retailer
-
$292 AUD
A
Retailer 2
-
$339 AUD
View
A
Retailer 3
-
$471 AUD
View
A
Retailer 4
-
$626 AUD
View
B
Retailer 5
-
$1,170 AUD
View
B
Retailer 6
-
$1,287 AUD
View
Most Expensive
B
MOH London
321181341 · Nov 1
$1,604 AUD
£882 GBP
View
6 more retailers have this diamond
Prices start from $292 AUDSave up to $1,312 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